113161332 has 12 divisors (see below), whose sum is σ = 264043136. Its totient is φ = 37720440.

The previous prime is 113161327. The next prime is 113161339. The reversal of 113161332 is 233161311.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 113161299 and 113161308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113161339) 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, 4715044 + ... + 4715067.

Almost surely, 2^113161332 is an apocalyptic number.

113161332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113161332 is an abundant number, since it is smaller than the sum of its proper divisors (150881804).

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

113161332 is a wasteful number, since it uses less digits than its factorization.

113161332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9430118 (or 9430116 counting only the distinct ones).

The product of its digits is 324, while the sum is 21.

The square root of 113161332 is about 10637.7315250950. The cubic root of 113161332 is about 483.6887840598.

Subtracting from 113161332 its sum of digits (21), we obtain a palindrome (113161311).

The spelling of 113161332 in words is "one hundred thirteen million, one hundred sixty-one thousand, three hundred thirty-two".