904479913 has 2 divisors, whose sum is σ = 904479914. Its totient is φ = 904479912.

The previous prime is 904479847. The next prime is 904479943. The reversal of 904479913 is 319974409.

904479913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 839145024 + 65334889 = 28968^2 + 8083^2 .

It is a cyclic number.

It is not a de Polignac number, because 904479913 - 2²⁵ = 870925481 is a prime.

It is not a weakly prime, because it can be changed into another prime (904479943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452239956 + 452239957.

It is an arithmetic number, because the mean of its divisors is an integer number (452239957).

Almost surely, 2^904479913 is an apocalyptic number.

It is an amenable number.

904479913 is a deficient number, since it is larger than the sum of its proper divisors (1).

904479913 is an equidigital number, since it uses as much as digits as its factorization.

904479913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 904479913 is about 30074.5725322905. The cubic root of 904479913 is about 967.0886999972.

The spelling of 904479913 in words is "nine hundred four million, four hundred seventy-nine thousand, nine hundred thirteen".