113176812 has 72 divisors (see below), whose sum is σ = 307163136. Its totient is φ = 31770144.

The previous prime is 113176793. The next prime is 113176831. The reversal of 113176812 is 218671311.

It is an interprime number because it is at equal distance from previous prime (113176793) and next prime (113176831).

It is a self number, because there is not a number n which added to its sum of digits gives 113176812.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 891093 + ... + 891219.

Almost surely, 2^113176812 is an apocalyptic number.

113176812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113176812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153581568).

113176812 is an abundant number, since it is smaller than the sum of its proper divisors (193986324).

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

113176812 is a wasteful number, since it uses less digits than its factorization.

113176812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 242 counting only the distinct ones).

The product of its digits is 2016, while the sum is 30.

The square root of 113176812 is about 10638.4590989485. The cubic root of 113176812 is about 483.7108385928.

The spelling of 113176812 in words is "one hundred thirteen million, one hundred seventy-six thousand, eight hundred twelve".