113605312 has 28 divisors (see below), whose sum is σ = 230683816. Its totient is φ = 55480320.

The previous prime is 113605277. The next prime is 113605367. The reversal of 113605312 is 213506311.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 17889 + ... + 23392.

Almost surely, 2^113605312 is an apocalyptic number.

It is an amenable number.

113605312 is an abundant number, since it is smaller than the sum of its proper divisors (117078504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113605312 is an equidigital number, since it uses as much as digits as its factorization.

113605312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41336 (or 41326 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 113605312 is about 10658.5792674258. The cubic root of 113605312 is about 484.3205307991.

Subtracting 113605312 from its reverse (213506311), we obtain a palindrome (99900999).

The spelling of 113605312 in words is "one hundred thirteen million, six hundred five thousand, three hundred twelve".