16104979 has 12 divisors (see below), whose sum is σ = 17830512. Its totient is φ = 14534960.

The previous prime is 16104961. The next prime is 16105003. The reversal of 16104979 is 97940161.

It is not a de Polignac number, because 16104979 - 2⁹ = 16104467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16104079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19809 + ... + 20605.

It is an arithmetic number, because the mean of its divisors is an integer number (1485876).

Almost surely, 2^16104979 is an apocalyptic number.

16104979 is a deficient number, since it is larger than the sum of its proper divisors (1725533).

16104979 is a wasteful number, since it uses less digits than its factorization.

16104979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 16104979 is about 4013.1009207345. The cubic root of 16104979 is about 252.5341142680.

The spelling of 16104979 in words is "sixteen million, one hundred four thousand, nine hundred seventy-nine".