504664603 has 2 divisors, whose sum is σ = 504664604. Its totient is φ = 504664602.

The previous prime is 504664493. The next prime is 504664607. The reversal of 504664603 is 306466405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504664603 - 2²¹ = 502567451 is a prime.

It is a super-2 number, since 2×504664603² = 509372723042295218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (504664607) 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, 252332301 + 252332302.

It is an arithmetic number, because the mean of its divisors is an integer number (252332302).

Almost surely, 2^504664603 is an apocalyptic number.

504664603 is a deficient number, since it is larger than the sum of its proper divisors (1).

504664603 is an equidigital number, since it uses as much as digits as its factorization.

504664603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 504664603 is about 22464.7413294701. The cubic root of 504664603 is about 796.1610886448.

The spelling of 504664603 in words is "five hundred four million, six hundred sixty-four thousand, six hundred three".