479018831 has 2 divisors, whose sum is σ = 479018832. Its totient is φ = 479018830.

The previous prime is 479018819. The next prime is 479018893. The reversal of 479018831 is 138810974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479018831 - 2⁶ = 479018767 is a prime.

It is a super-2 number, since 2×479018831² = 458918080905213122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479018131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239509415 + 239509416.

It is an arithmetic number, because the mean of its divisors is an integer number (239509416).

Almost surely, 2^479018831 is an apocalyptic number.

479018831 is a deficient number, since it is larger than the sum of its proper divisors (1).

479018831 is an equidigital number, since it uses as much as digits as its factorization.

479018831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 479018831 is about 21886.4988291869. The cubic root of 479018831 is about 782.4396717092.

The spelling of 479018831 in words is "four hundred seventy-nine million, eighteen thousand, eight hundred thirty-one".