479571899 has 2 divisors, whose sum is σ = 479571900. Its totient is φ = 479571898.

The previous prime is 479571881. The next prime is 479571901. The reversal of 479571899 is 998175974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479571899 is a prime.

Together with 479571901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (479571839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239785949 + 239785950.

It is an arithmetic number, because the mean of its divisors is an integer number (239785950).

Almost surely, 2^479571899 is an apocalyptic number.

479571899 is a deficient number, since it is larger than the sum of its proper divisors (1).

479571899 is an equidigital number, since it uses as much as digits as its factorization.

479571899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 59.

The square root of 479571899 is about 21899.1300968783. The cubic root of 479571899 is about 782.7406869492.

The spelling of 479571899 in words is "four hundred seventy-nine million, five hundred seventy-one thousand, eight hundred ninety-nine".