135161133 has 16 divisors (see below), whose sum is σ = 192640896. Its totient is φ = 84085760.

The previous prime is 135161119. The next prime is 135161137. The reversal of 135161133 is 331161531.

It is a cyclic number.

It is not a de Polignac number, because 135161133 - 2⁸ = 135160877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135161137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21060 + ... + 26717.

It is an arithmetic number, because the mean of its divisors is an integer number (12040056).

Almost surely, 2^135161133 is an apocalyptic number.

It is an amenable number.

135161133 is a deficient number, since it is larger than the sum of its proper divisors (57479763).

135161133 is a wasteful number, since it uses less digits than its factorization.

135161133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47844.

The product of its digits is 810, while the sum is 24.

The square root of 135161133 is about 11625.8820310547. The cubic root of 135161133 is about 513.1968017832.

The spelling of 135161133 in words is "one hundred thirty-five million, one hundred sixty-one thousand, one hundred thirty-three".