320113868 has 6 divisors (see below), whose sum is σ = 560199276. Its totient is φ = 160056932.

The previous prime is 320113847. The next prime is 320113879. The reversal of 320113868 is 868311023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40014230 + ... + 40014237.

It is an arithmetic number, because the mean of its divisors is an integer number (93366546).

Almost surely, 2^320113868 is an apocalyptic number.

It is an amenable number.

320113868 is a deficient number, since it is larger than the sum of its proper divisors (240085408).

320113868 is a wasteful number, since it uses less digits than its factorization.

320113868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80028471 (or 80028469 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 320113868 is about 17891.7262442728. The cubic root of 320113868 is about 684.0714988584.

The spelling of 320113868 in words is "three hundred twenty million, one hundred thirteen thousand, eight hundred sixty-eight".