135129679967 has 2 divisors, whose sum is σ = 135129679968. Its totient is φ = 135129679966.

The previous prime is 135129679943. The next prime is 135129679987. The reversal of 135129679967 is 769976921531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135129679967 - 2²⁶ = 135062571103 is a prime.

It is a super-2 number, since 2×135129679967² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135129679987) 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, 67564839983 + 67564839984.

It is an arithmetic number, because the mean of its divisors is an integer number (67564839984).

Almost surely, 2^135129679967 is an apocalyptic number.

135129679967 is a deficient number, since it is larger than the sum of its proper divisors (1).

135129679967 is an equidigital number, since it uses as much as digits as its factorization.

135129679967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38578680, while the sum is 65.

The spelling of 135129679967 in words is "one hundred thirty-five billion, one hundred twenty-nine million, six hundred seventy-nine thousand, nine hundred sixty-seven".