135111026136 has 32 divisors (see below), whose sum is σ = 337891435200. Its totient is φ = 45021826080.

The previous prime is 135111026131. The next prime is 135111026147. The reversal of 135111026136 is 631620111531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135111026131) 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 in 7 ways as a sum of consecutive naturals, for example, 876126 + ... + 1018733.

It is an arithmetic number, because the mean of its divisors is an integer number (10559107350).

Almost surely, 2^135111026136 is an apocalyptic number.

It is an amenable number.

135111026136 is an abundant number, since it is smaller than the sum of its proper divisors (202780409064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135111026136 is a wasteful number, since it uses less digits than its factorization.

135111026136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897839 (or 1897835 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

Adding to 135111026136 its reverse (631620111531), we get a palindrome (766731137667).

The spelling of 135111026136 in words is "one hundred thirty-five billion, one hundred eleven million, twenty-six thousand, one hundred thirty-six".