513239999959 has 2 divisors, whose sum is σ = 513239999960. Its totient is φ = 513239999958.

The previous prime is 513239999917. The next prime is 513240000067. The reversal of 513239999959 is 959999932315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513239999959 - 2²³ = 513231611351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 513239999891 and 513239999900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513239999359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256619999979 + 256619999980.

It is an arithmetic number, because the mean of its divisors is an integer number (256619999980).

Almost surely, 2^513239999959 is an apocalyptic number.

513239999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

513239999959 is an equidigital number, since it uses as much as digits as its factorization.

513239999959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 239148450, while the sum is 73.

The spelling of 513239999959 in words is "five hundred thirteen billion, two hundred thirty-nine million, nine hundred ninety-nine thousand, nine hundred fifty-nine".