135136684 has 12 divisors (see below), whose sum is σ = 246771504. Its totient is φ = 64630544.

The previous prime is 135136679. The next prime is 135136693. The reversal of 135136684 is 486631531.

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, 734347 + ... + 734530.

It is an arithmetic number, because the mean of its divisors is an integer number (20564292).

Almost surely, 2^135136684 is an apocalyptic number.

It is an amenable number.

135136684 is a deficient number, since it is larger than the sum of its proper divisors (111634820).

135136684 is a wasteful number, since it uses less digits than its factorization.

135136684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468904 (or 1468902 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 135136684 is about 11624.8304933878. The cubic root of 135136684 is about 513.1658562371.

The spelling of 135136684 in words is "one hundred thirty-five million, one hundred thirty-six thousand, six hundred eighty-four".