504304613 has 2 divisors, whose sum is σ = 504304614. Its totient is φ = 504304612.

The previous prime is 504304607. The next prime is 504304667. The reversal of 504304613 is 316403405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 427951969 + 76352644 = 20687^2 + 8738^2 .

It is a cyclic number.

It is not a de Polignac number, because 504304613 - 2¹⁴ = 504288229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504304673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252152306 + 252152307.

It is an arithmetic number, because the mean of its divisors is an integer number (252152307).

Almost surely, 2^504304613 is an apocalyptic number.

It is an amenable number.

504304613 is a deficient number, since it is larger than the sum of its proper divisors (1).

504304613 is an equidigital number, since it uses as much as digits as its factorization.

504304613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 504304613 is about 22456.7275665890. The cubic root of 504304613 is about 795.9717363474.

The spelling of 504304613 in words is "five hundred four million, three hundred four thousand, six hundred thirteen".