113142544 has 10 divisors (see below), whose sum is σ = 219213710. Its totient is φ = 56571264.

The previous prime is 113142541. The next prime is 113142563. The reversal of 113142544 is 445241311.

It can be written as a sum of positive squares in only one way, i.e., 102252544 + 10890000 = 10112^2 + 3300^2 .

It is not an unprimeable number, because it can be changed into a prime (113142541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535689 + ... + 3535720.

It is an arithmetic number, because the mean of its divisors is an integer number (21921371).

Almost surely, 2^113142544 is an apocalyptic number.

It is an amenable number.

113142544 is a deficient number, since it is larger than the sum of its proper divisors (106071166).

113142544 is an equidigital number, since it uses as much as digits as its factorization.

113142544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7071417 (or 7071411 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 113142544 is about 10636.8484054254. The cubic root of 113142544 is about 483.6620138793.

Adding to 113142544 its reverse (445241311), we get a palindrome (558383855).

The spelling of 113142544 in words is "one hundred thirteen million, one hundred forty-two thousand, five hundred forty-four".