113556144 has 40 divisors (see below), whose sum is σ = 315920752. Its totient is φ = 34940160.

The previous prime is 113556143. The next prime is 113556151. The reversal of 113556144 is 441655311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (113556143) by changing a digit.

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, 90367 + ... + 91614.

Almost surely, 2^113556144 is an apocalyptic number.

It is an amenable number.

113556144 is an abundant number, since it is smaller than the sum of its proper divisors (202364608).

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

113556144 is a wasteful number, since it uses less digits than its factorization.

113556144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182005 (or 181999 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 113556144 is about 10656.2725190378. The cubic root of 113556144 is about 484.2506499468.

The spelling of 113556144 in words is "one hundred thirteen million, five hundred fifty-six thousand, one hundred forty-four".