135535305351613 has 2 divisors, whose sum is σ = 135535305351614. Its totient is φ = 135535305351612.

The previous prime is 135535305351601. The next prime is 135535305351617. The reversal of 135535305351613 is 316153503535531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135438458666809 + 96846684804 = 11637803^2 + 311202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135535305351613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135535305351617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67767652675806 + 67767652675807.

It is an arithmetic number, because the mean of its divisors is an integer number (67767652675807).

Almost surely, 2^{135535305351613} is an apocalyptic number.

It is an amenable number.

135535305351613 is a deficient number, since it is larger than the sum of its proper divisors (1).

135535305351613 is an equidigital number, since it uses as much as digits as its factorization.

135535305351613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4556250, while the sum is 49.

The spelling of 135535305351613 in words is "one hundred thirty-five trillion, five hundred thirty-five billion, three hundred five million, three hundred fifty-one thousand, six hundred thirteen".