113142232 has 32 divisors (see below), whose sum is σ = 243033120. Its totient is φ = 48372480.

The previous prime is 113142217. The next prime is 113142233. The reversal of 113142232 is 232241311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113142233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23382 + ... + 27802.

It is an arithmetic number, because the mean of its divisors is an integer number (7594785).

Almost surely, 2^113142232 is an apocalyptic number.

It is an amenable number.

113142232 is an abundant number, since it is smaller than the sum of its proper divisors (129890888).

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

113142232 is a wasteful number, since it uses less digits than its factorization.

113142232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4891 (or 4887 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 113142232 is about 10636.8337394170. The cubic root of 113142232 is about 483.6615692995.

Adding to 113142232 its reverse (232241311), we get a palindrome (345383543).

The spelling of 113142232 in words is "one hundred thirteen million, one hundred forty-two thousand, two hundred thirty-two".