13104993 has 16 divisors (see below), whose sum is σ = 19578816. Its totient is φ = 7727040.

The previous prime is 13104989. The next prime is 13105019. The reversal of 13104993 is 39940131.

It is not a de Polignac number, because 13104993 - 2² = 13104989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13104993.

It is not an unprimeable number, because it can be changed into a prime (13104913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4146 + ... + 6587.

It is an arithmetic number, because the mean of its divisors is an integer number (1223676).

Almost surely, 2^13104993 is an apocalyptic number.

It is an amenable number.

13104993 is a deficient number, since it is larger than the sum of its proper divisors (6473823).

13104993 is a wasteful number, since it uses less digits than its factorization.

13104993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10784.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 13104993 is about 3620.0819051508. The cubic root of 13104993 is about 235.7647816781.

The spelling of 13104993 in words is "thirteen million, one hundred four thousand, nine hundred ninety-three".