113568530 has 16 divisors (see below), whose sum is σ = 205464600. Its totient is φ = 45196032.

The previous prime is 113568527. The next prime is 113568563. The reversal of 113568530 is 35865311.

It can be written as a sum of positive squares in 4 ways, for example, as 108097609 + 5470921 = 10397^2 + 2339^2 .

It is a super-2 number, since 2×113568530² = 25795622012721800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26855 + ... + 30794.

Almost surely, 2^113568530 is an apocalyptic number.

113568530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113568530 is a deficient number, since it is larger than the sum of its proper divisors (91896070).

113568530 is a wasteful number, since it uses less digits than its factorization.

113568530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57853.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 113568530 is about 10656.8536632535. The cubic root of 113568530 is about 484.2682556593.

The spelling of 113568530 in words is "one hundred thirteen million, five hundred sixty-eight thousand, five hundred thirty".