502057513 has 2 divisors, whose sum is σ = 502057514. Its totient is φ = 502057512.

The previous prime is 502057469. The next prime is 502057537. The reversal of 502057513 is 315750205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333135504 + 168922009 = 18252^2 + 12997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-502057513 is a prime.

It is not a weakly prime, because it can be changed into another prime (502057313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251028756 + 251028757.

It is an arithmetic number, because the mean of its divisors is an integer number (251028757).

Almost surely, 2^502057513 is an apocalyptic number.

It is an amenable number.

502057513 is a deficient number, since it is larger than the sum of its proper divisors (1).

502057513 is an equidigital number, since it uses as much as digits as its factorization.

502057513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 502057513 is about 22406.6399310562. The cubic root of 502057513 is about 794.7877354801.

The spelling of 502057513 in words is "five hundred two million, fifty-seven thousand, five hundred thirteen".