135684718 has 32 divisors (see below), whose sum is σ = 232981056. Its totient is φ = 58710528.

The previous prime is 135684677. The next prime is 135684727. The reversal of 135684718 is 817486531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164455 + ... + 165277.

It is an arithmetic number, because the mean of its divisors is an integer number (7280658).

Almost surely, 2^135684718 is an apocalyptic number.

135684718 is a deficient number, since it is larger than the sum of its proper divisors (97296338).

135684718 is a wasteful number, since it uses less digits than its factorization.

135684718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228.

The product of its digits is 161280, while the sum is 43.

The square root of 135684718 is about 11648.3783420698. The cubic root of 135684718 is about 513.8586190814.

The spelling of 135684718 in words is "one hundred thirty-five million, six hundred eighty-four thousand, seven hundred eighteen".