479548913 has 2 divisors, whose sum is σ = 479548914. Its totient is φ = 479548912.

The previous prime is 479548859. The next prime is 479548921. The reversal of 479548913 is 319845974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307230784 + 172318129 = 17528^2 + 13127^2 .

It is a cyclic number.

It is not a de Polignac number, because 479548913 - 2²² = 475354609 is a prime.

It is not a weakly prime, because it can be changed into another prime (479548933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239774456 + 239774457.

It is an arithmetic number, because the mean of its divisors is an integer number (239774457).

Almost surely, 2^479548913 is an apocalyptic number.

It is an amenable number.

479548913 is a deficient number, since it is larger than the sum of its proper divisors (1).

479548913 is an equidigital number, since it uses as much as digits as its factorization.

479548913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 50.

The square root of 479548913 is about 21898.6052752224. The cubic root of 479548913 is about 782.7281810977.

The spelling of 479548913 in words is "four hundred seventy-nine million, five hundred forty-eight thousand, nine hundred thirteen".