113553144 has 32 divisors (see below), whose sum is σ = 315426000. Its totient is φ = 37850976.

The previous prime is 113553133. The next prime is 113553151. The reversal of 113553144 is 441355311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262639 + ... + 263070.

Almost surely, 2^113553144 is an apocalyptic number.

It is an amenable number.

113553144 is an abundant number, since it is smaller than the sum of its proper divisors (201872856).

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

113553144 is a wasteful number, since it uses less digits than its factorization.

113553144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525724 (or 525714 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 113553144 is about 10656.1317559422. The cubic root of 113553144 is about 484.2463854931.

The spelling of 113553144 in words is "one hundred thirteen million, five hundred fifty-three thousand, one hundred forty-four".