479613331 has 2 divisors, whose sum is σ = 479613332. Its totient is φ = 479613330.

The previous prime is 479613311. The next prime is 479613353. The reversal of 479613331 is 133316974.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479613331 is a prime.

It is a super-2 number, since 2×479613331² = 460057894545831122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (479613311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239806665 + 239806666.

It is an arithmetic number, because the mean of its divisors is an integer number (239806666).

Almost surely, 2^479613331 is an apocalyptic number.

479613331 is a deficient number, since it is larger than the sum of its proper divisors (1).

479613331 is an equidigital number, since it uses as much as digits as its factorization.

479613331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 37.

The square root of 479613331 is about 21900.0760500963. The cubic root of 479613331 is about 782.7632275932.

The spelling of 479613331 in words is "four hundred seventy-nine million, six hundred thirteen thousand, three hundred thirty-one".