113033144 has 32 divisors (see below), whose sum is σ = 246326400. Its totient is φ = 47620320.

The previous prime is 113033143. The next prime is 113033149. The reversal of 113033144 is 441330311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113033143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13802 + ... + 20409.

It is an arithmetic number, because the mean of its divisors is an integer number (7697700).

Almost surely, 2^113033144 is an apocalyptic number.

113033144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

113033144 is an abundant number, since it is smaller than the sum of its proper divisors (133293256).

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

113033144 is a wasteful number, since it uses less digits than its factorization.

113033144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34283 (or 34279 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 113033144 is about 10631.7046610598. The cubic root of 113033144 is about 483.5060758159.

Adding to 113033144 its reverse (441330311), we get a palindrome (554363455).

The spelling of 113033144 in words is "one hundred thirteen million, thirty-three thousand, one hundred forty-four".