135516629427871 has 2 divisors, whose sum is σ = 135516629427872. Its totient is φ = 135516629427870.

The previous prime is 135516629427863. The next prime is 135516629428027. The reversal of 135516629427871 is 178724926615531.

It is a weak prime.

It is an emirp because it is prime and its reverse (178724926615531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135516629427871 - 2³ = 135516629427863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135516629427797 and 135516629427806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135516629427371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67758314713935 + 67758314713936.

It is an arithmetic number, because the mean of its divisors is an integer number (67758314713936).

Almost surely, 2^{135516629427871} is an apocalyptic number.

135516629427871 is a deficient number, since it is larger than the sum of its proper divisors (1).

135516629427871 is an equidigital number, since it uses as much as digits as its factorization.

135516629427871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152409600, while the sum is 67.

The spelling of 135516629427871 in words is "one hundred thirty-five trillion, five hundred sixteen billion, six hundred twenty-nine million, four hundred twenty-seven thousand, eight hundred seventy-one".