135411452251613 has 2 divisors, whose sum is σ = 135411452251614. Its totient is φ = 135411452251612.

The previous prime is 135411452251609. The next prime is 135411452251627. The reversal of 135411452251613 is 316152254114531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121138485601849 + 14272966649764 = 11006293^2 + 3777958^2 .

It is a cyclic number.

It is not a de Polignac number, because 135411452251613 - 2² = 135411452251609 is a prime.

It is a super-2 number, since 2×135411452251613² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135411452251633) 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, 67705726125806 + 67705726125807.

It is an arithmetic number, because the mean of its divisors is an integer number (67705726125807).

Almost surely, 2^{135411452251613} is an apocalyptic number.

It is an amenable number.

135411452251613 is a deficient number, since it is larger than the sum of its proper divisors (1).

135411452251613 is an equidigital number, since it uses as much as digits as its factorization.

135411452251613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 44.

The spelling of 135411452251613 in words is "one hundred thirty-five trillion, four hundred eleven billion, four hundred fifty-two million, two hundred fifty-one thousand, six hundred thirteen".