13117561304 has 16 divisors (see below), whose sum is σ = 24597819600. Its totient is φ = 6558142752.

The previous prime is 13117561277. The next prime is 13117561357. The reversal of 13117561304 is 40316571131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14162 + ... + 162590.

It is an arithmetic number, because the mean of its divisors is an integer number (1537363725).

Almost surely, 2^13117561304 is an apocalyptic number.

It is an amenable number.

13117561304 is a deficient number, since it is larger than the sum of its proper divisors (11480258296).

13117561304 is a wasteful number, since it uses less digits than its factorization.

13117561304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159482 (or 159478 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 13117561304 in words is "thirteen billion, one hundred seventeen million, five hundred sixty-one thousand, three hundred four".