479038513 has 2 divisors, whose sum is σ = 479038514. Its totient is φ = 479038512.

The previous prime is 479038489. The next prime is 479038517. The reversal of 479038513 is 315830974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 448931344 + 30107169 = 21188^2 + 5487^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479038513 is a prime.

It is not a weakly prime, because it can be changed into another prime (479038517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239519256 + 239519257.

It is an arithmetic number, because the mean of its divisors is an integer number (239519257).

Almost surely, 2^479038513 is an apocalyptic number.

It is an amenable number.

479038513 is a deficient number, since it is larger than the sum of its proper divisors (1).

479038513 is an equidigital number, since it uses as much as digits as its factorization.

479038513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 479038513 is about 21886.9484624970. The cubic root of 479038513 is about 782.4503878966.

The spelling of 479038513 in words is "four hundred seventy-nine million, thirty-eight thousand, five hundred thirteen".