3099 has 4 divisors (see below), whose sum is σ = 4136. Its totient is φ = 2064.

The previous prime is 3089. The next prime is 3109. The reversal of 3099 is 9903.

3099 is nontrivially palindromic in base 5.

3099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9903 = 3 ⋅3301.

It is an interprime number because it is at equal distance from previous prime (3089) and next prime (3109).

It is not a de Polignac number, because 3099 - 2^{4} = 3083 is a prime.

It is a D-number.

It is a Duffinian number.

3099 is a modest number, since divided by 99 gives 30 as remainder.

3099 is a lucky number.

It is a plaindrome in base 11.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514 + ... + 519.

It is an arithmetic number, because the mean of its divisors is an integer number (1034).

3099 is a deficient number, since it is larger than the sum of its proper divisors (1037).

3099 is a wasteful number, since it uses less digits than its factorization.

3099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 3099 is about 55.6686626389. The cubic root of 3099 is about 14.5794293405.

The spelling of 3099 in words is "three thousand, ninety-nine".

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