513138261059 has 2 divisors, whose sum is σ = 513138261060. Its totient is φ = 513138261058.

The previous prime is 513138261029. The next prime is 513138261073. The reversal of 513138261059 is 950162831315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513138261059 - 2³⁶ = 444418784323 is a prime.

It is not a weakly prime, because it can be changed into another prime (513138261029) 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, 256569130529 + 256569130530.

It is an arithmetic number, because the mean of its divisors is an integer number (256569130530).

Almost surely, 2^513138261059 is an apocalyptic number.

513138261059 is a deficient number, since it is larger than the sum of its proper divisors (1).

513138261059 is an equidigital number, since it uses as much as digits as its factorization.

513138261059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 513138261059 in words is "five hundred thirteen billion, one hundred thirty-eight million, two hundred sixty-one thousand, fifty-nine".