659368013 has 2 divisors, whose sum is σ = 659368014. Its totient is φ = 659368012.

The previous prime is 659368007. The next prime is 659368033. The reversal of 659368013 is 310863956.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368563204 + 290804809 = 19198^2 + 17053^2 .

It is a cyclic number.

It is not a de Polignac number, because 659368013 - 2⁴ = 659367997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (659368033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329684006 + 329684007.

It is an arithmetic number, because the mean of its divisors is an integer number (329684007).

Almost surely, 2^659368013 is an apocalyptic number.

It is an amenable number.

659368013 is a deficient number, since it is larger than the sum of its proper divisors (1).

659368013 is an equidigital number, since it uses as much as digits as its factorization.

659368013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 659368013 is about 25678.1621811219. The cubic root of 659368013 is about 870.3807788410.

The spelling of 659368013 in words is "six hundred fifty-nine million, three hundred sixty-eight thousand, thirteen".