113157316305 has 40 divisors (see below), whose sum is σ = 221285427264. Its totient is φ = 54864151200.

The previous prime is 113157316219. The next prime is 113157316319. The reversal of 113157316305 is 503613751311.

113157316305 is a `hidden beast` number, since 1 + 1 + 3 + 15 + 7 + 3 + 1 + 630 + 5 = 666.

It is not a de Polignac number, because 113157316305 - 2⁹ = 113157315793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113157316305.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12695581 + ... + 12704490.

Almost surely, 2^113157316305 is an apocalyptic number.

113157316305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113157316305 is a deficient number, since it is larger than the sum of its proper divisors (108128110959).

113157316305 is a wasteful number, since it uses less digits than its factorization.

113157316305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25400099 (or 25400090 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The spelling of 113157316305 in words is "one hundred thirteen billion, one hundred fifty-seven million, three hundred sixteen thousand, three hundred five".