113302812 has 24 divisors (see below), whose sum is σ = 302141056. Its totient is φ = 32372208.

The previous prime is 113302811. The next prime is 113302823. The reversal of 113302812 is 218203311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113302811) 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, 674338 + ... + 674505.

Almost surely, 2^113302812 is an apocalyptic number.

113302812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113302812 is an abundant number, since it is smaller than the sum of its proper divisors (188838244).

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

113302812 is a wasteful number, since it uses less digits than its factorization.

113302812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348857 (or 1348855 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 113302812 is about 10644.3793618980. The cubic root of 113302812 is about 483.8902774751.

The spelling of 113302812 in words is "one hundred thirteen million, three hundred two thousand, eight hundred twelve".