113560131 has 48 divisors (see below), whose sum is σ = 172053504. Its totient is φ = 66451968.

The previous prime is 113560127. The next prime is 113560147. The reversal of 113560131 is 131065311.

It is not a de Polignac number, because 113560131 - 2² = 113560127 is a prime.

It is a super-2 number, since 2×113560131² = 25791806705474322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113560098 and 113560107.

It is not an unprimeable number, because it can be changed into a prime (113560151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1170675 + ... + 1170771.

It is an arithmetic number, because the mean of its divisors is an integer number (3584448).

Almost surely, 2^113560131 is an apocalyptic number.

113560131 is a deficient number, since it is larger than the sum of its proper divisors (58493373).

113560131 is a wasteful number, since it uses less digits than its factorization.

113560131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 113560131 is about 10656.4595903142. The cubic root of 113560131 is about 484.2563172894.

The spelling of 113560131 in words is "one hundred thirteen million, five hundred sixty thousand, one hundred thirty-one".