113215664 has 10 divisors (see below), whose sum is σ = 219355380. Its totient is φ = 56607824.

The previous prime is 113215657. The next prime is 113215667. The reversal of 113215664 is 466512311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (113215667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3537974 + ... + 3538005.

It is an arithmetic number, because the mean of its divisors is an integer number (21935538).

Almost surely, 2^113215664 is an apocalyptic number.

It is an amenable number.

113215664 is a deficient number, since it is larger than the sum of its proper divisors (106139716).

113215664 is an equidigital number, since it uses as much as digits as its factorization.

113215664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075987 (or 7075981 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 113215664 is about 10640.2849585902. The cubic root of 113215664 is about 483.7661826252.

Adding to 113215664 its reverse (466512311), we get a palindrome (579727975).

The spelling of 113215664 in words is "one hundred thirteen million, two hundred fifteen thousand, six hundred sixty-four".