479808971 has 2 divisors, whose sum is σ = 479808972. Its totient is φ = 479808970.

The previous prime is 479808941. The next prime is 479808997. The reversal of 479808971 is 179808974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479808971 - 2⁶ = 479808907 is a prime.

It is not a weakly prime, because it can be changed into another prime (479808941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239904485 + 239904486.

It is an arithmetic number, because the mean of its divisors is an integer number (239904486).

Almost surely, 2^479808971 is an apocalyptic number.

479808971 is a deficient number, since it is larger than the sum of its proper divisors (1).

479808971 is an equidigital number, since it uses as much as digits as its factorization.

479808971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 53.

The square root of 479808971 is about 21904.5422458448. The cubic root of 479808971 is about 782.8696459446.

The spelling of 479808971 in words is "four hundred seventy-nine million, eight hundred eight thousand, nine hundred seventy-one".