512113399417 has 2 divisors, whose sum is σ = 512113399418. Its totient is φ = 512113399416.

The previous prime is 512113399403. The next prime is 512113399453. The reversal of 512113399417 is 714993311215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 436512597481 + 75600801936 = 660691^2 + 274956^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512113399417 is a prime.

It is not a weakly prime, because it can be changed into another prime (512113399817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256056699708 + 256056699709.

It is an arithmetic number, because the mean of its divisors is an integer number (256056699709).

Almost surely, 2^512113399417 is an apocalyptic number.

It is an amenable number.

512113399417 is a deficient number, since it is larger than the sum of its proper divisors (1).

512113399417 is an equidigital number, since it uses as much as digits as its factorization.

512113399417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 46.

The spelling of 512113399417 in words is "five hundred twelve billion, one hundred thirteen million, three hundred ninety-nine thousand, four hundred seventeen".