504390763 has 2 divisors, whose sum is σ = 504390764. Its totient is φ = 504390762.

The previous prime is 504390749. The next prime is 504390767. The reversal of 504390763 is 367093405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504390763 - 2⁹ = 504390251 is a prime.

It is not a weakly prime, because it can be changed into another prime (504390767) 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, 252195381 + 252195382.

It is an arithmetic number, because the mean of its divisors is an integer number (252195382).

Almost surely, 2^504390763 is an apocalyptic number.

504390763 is a deficient number, since it is larger than the sum of its proper divisors (1).

504390763 is an equidigital number, since it uses as much as digits as its factorization.

504390763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 504390763 is about 22458.6456181133. The cubic root of 504390763 is about 796.0170588627.

The spelling of 504390763 in words is "five hundred four million, three hundred ninety thousand, seven hundred sixty-three".