503516479057 has 2 divisors, whose sum is σ = 503516479058. Its totient is φ = 503516479056.

The previous prime is 503516479033. The next prime is 503516479073. The reversal of 503516479057 is 750974615305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 477762969616 + 25753509441 = 691204^2 + 160479^2 .

It is a cyclic number.

It is not a de Polignac number, because 503516479057 - 2¹⁵ = 503516446289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503516478995 and 503516479013.

It is not a weakly prime, because it can be changed into another prime (503516479007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251758239528 + 251758239529.

It is an arithmetic number, because the mean of its divisors is an integer number (251758239529).

Almost surely, 2^503516479057 is an apocalyptic number.

It is an amenable number.

503516479057 is a deficient number, since it is larger than the sum of its proper divisors (1).

503516479057 is an equidigital number, since it uses as much as digits as its factorization.

503516479057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3969000, while the sum is 52.

The spelling of 503516479057 in words is "five hundred three billion, five hundred sixteen million, four hundred seventy-nine thousand, fifty-seven".