113132572 has 36 divisors (see below), whose sum is σ = 235224864. Its totient is φ = 47449920.

The previous prime is 113132557. The next prime is 113132573. The reversal of 113132572 is 275231311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113132573) 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 11 ways as a sum of consecutive naturals, for example, 3072 + ... + 15352.

It is an arithmetic number, because the mean of its divisors is an integer number (6534024).

Almost surely, 2^113132572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113132572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117612432).

113132572 is an abundant number, since it is smaller than the sum of its proper divisors (122092292).

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

113132572 is a wasteful number, since it uses less digits than its factorization.

113132572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346 (or 12337 counting only the distinct ones).

The product of its digits is 1260, while the sum is 25.

The square root of 113132572 is about 10636.3796472296. The cubic root of 113132572 is about 483.6478040188.

Adding to 113132572 its reverse (275231311), we get a palindrome (388363883).

The spelling of 113132572 in words is "one hundred thirteen million, one hundred thirty-two thousand, five hundred seventy-two".