113643524 has 18 divisors (see below), whose sum is σ = 201920670. Its totient is φ = 55964832.

The previous prime is 113643511. The next prime is 113643533. The reversal of 113643524 is 425346311.

It can be written as a sum of positive squares in only one way, i.e., 106461124 + 7182400 = 10318^2 + 2680^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14792 + ... + 21120.

It is an arithmetic number, because the mean of its divisors is an integer number (11217815).

Almost surely, 2^113643524 is an apocalyptic number.

It is an amenable number.

113643524 is a deficient number, since it is larger than the sum of its proper divisors (88277146).

113643524 is an equidigital number, since it uses as much as digits as its factorization.

113643524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6467 (or 6398 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 113643524 is about 10660.3716633146. The cubic root of 113643524 is about 484.3748263281.

Adding to 113643524 its reverse (425346311), we get a palindrome (538989835).

The spelling of 113643524 in words is "one hundred thirteen million, six hundred forty-three thousand, five hundred twenty-four".