113032144 has 10 divisors (see below), whose sum is σ = 218999810. Its totient is φ = 56516064.

The previous prime is 113032123. The next prime is 113032163. The reversal of 113032144 is 441230311.

It can be written as a sum of positive squares in only one way, i.e., 107329600 + 5702544 = 10360^2 + 2388^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3532239 + ... + 3532270.

It is an arithmetic number, because the mean of its divisors is an integer number (21899981).

Almost surely, 2^113032144 is an apocalyptic number.

It is an amenable number.

113032144 is a deficient number, since it is larger than the sum of its proper divisors (105967666).

113032144 is an equidigital number, since it uses as much as digits as its factorization.

113032144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064517 (or 7064511 counting only the distinct ones).

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

The square root of 113032144 is about 10631.6576318089. The cubic root of 113032144 is about 483.5046499583.

Adding to 113032144 its reverse (441230311), we get a palindrome (554262455).

The spelling of 113032144 in words is "one hundred thirteen million, thirty-two thousand, one hundred forty-four".