113133156 has 12 divisors (see below), whose sum is σ = 263977392. Its totient is φ = 37711048.

The previous prime is 113133143. The next prime is 113133157. The reversal of 113133156 is 651331311.

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

It is a super-2 number, since 2×113133156² = 25598221973040672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113133157) 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, 4713870 + ... + 4713893.

It is an arithmetic number, because the mean of its divisors is an integer number (21998116).

Almost surely, 2^113133156 is an apocalyptic number.

It is an amenable number.

113133156 is an abundant number, since it is smaller than the sum of its proper divisors (150844236).

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

113133156 is a wasteful number, since it uses less digits than its factorization.

113133156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427770 (or 9427768 counting only the distinct ones).

The product of its digits is 810, while the sum is 24.

The square root of 113133156 is about 10636.4071001443. The cubic root of 113133156 is about 483.6486362278.

Adding to 113133156 its reverse (651331311), we get a palindrome (764464467).

The spelling of 113133156 in words is "one hundred thirteen million, one hundred thirty-three thousand, one hundred fifty-six".