135791564 has 12 divisors (see below), whose sum is σ = 238482888. Its totient is φ = 67653600.

The previous prime is 135791533. The next prime is 135791611. The reversal of 135791564 is 465197531.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59282 + ... + 61529.

It is an arithmetic number, because the mean of its divisors is an integer number (19873574).

Almost surely, 2^135791564 is an apocalyptic number.

It is an amenable number.

135791564 is a deficient number, since it is larger than the sum of its proper divisors (102691324).

135791564 is a wasteful number, since it uses less digits than its factorization.

135791564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121096 (or 121094 counting only the distinct ones).

The product of its digits is 113400, while the sum is 41.

The square root of 135791564 is about 11652.9637431857. The cubic root of 135791564 is about 513.9934643650.

The spelling of 135791564 in words is "one hundred thirty-five million, seven hundred ninety-one thousand, five hundred sixty-four".