513328038997 has 2 divisors, whose sum is σ = 513328038998. Its totient is φ = 513328038996.

The previous prime is 513328038991. The next prime is 513328039013. The reversal of 513328038997 is 799830823315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512532855396 + 795183601 = 715914^2 + 28199^2 .

It is a cyclic number.

It is not a de Polignac number, because 513328038997 - 2³ = 513328038989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513328038991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256664019498 + 256664019499.

It is an arithmetic number, because the mean of its divisors is an integer number (256664019499).

Almost surely, 2^513328038997 is an apocalyptic number.

It is an amenable number.

513328038997 is a deficient number, since it is larger than the sum of its proper divisors (1).

513328038997 is an equidigital number, since it uses as much as digits as its factorization.

513328038997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 513328038997 in words is "five hundred thirteen billion, three hundred twenty-eight million, thirty-eight thousand, nine hundred ninety-seven".