113553012 has 12 divisors (see below), whose sum is σ = 264957056. Its totient is φ = 37851000.

The previous prime is 113552921. The next prime is 113553017. The reversal of 113553012 is 210355311.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 113553012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113553017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4731364 + ... + 4731387.

Almost surely, 2^113553012 is an apocalyptic number.

113553012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113553012 is an abundant number, since it is smaller than the sum of its proper divisors (151404044).

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

113553012 is a wasteful number, since it uses less digits than its factorization.

113553012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9462758 (or 9462756 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 113553012 is about 10656.1255623233. The cubic root of 113553012 is about 484.2461978554.

The spelling of 113553012 in words is "one hundred thirteen million, five hundred fifty-three thousand, twelve".