113517156365 has 16 divisors (see below), whose sum is σ = 137629536048. Its totient is φ = 89876806656.

The previous prime is 113517156349. The next prime is 113517156407. The reversal of 113517156365 is 563651715311.

It can be written as a sum of positive squares in 8 ways, for example, as 995150116 + 112522006249 = 31546^2 + 335443^2 .

It is a cyclic number.

It is not a de Polignac number, because 113517156365 - 2⁴ = 113517156349 is a prime.

It is a super-2 number, since 2×113517156365² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234119 + ... + 530891.

It is an arithmetic number, because the mean of its divisors is an integer number (8601846003).

Almost surely, 2^113517156365 is an apocalyptic number.

It is an amenable number.

113517156365 is a deficient number, since it is larger than the sum of its proper divisors (24112379683).

113517156365 is a wasteful number, since it uses less digits than its factorization.

113517156365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297568.

The product of its digits is 283500, while the sum is 44.

The spelling of 113517156365 in words is "one hundred thirteen billion, five hundred seventeen million, one hundred fifty-six thousand, three hundred sixty-five".