135718704 has 120 divisors (see below), whose sum is σ = 423401472. Its totient is φ = 40229760.

The previous prime is 135718669. The next prime is 135718711. The reversal of 135718704 is 407817531.

135718704 is a `hidden beast` number, since 1 + 3 + 571 + 87 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73537 + ... + 75359.

Almost surely, 2^135718704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135718704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211700736).

135718704 is an abundant number, since it is smaller than the sum of its proper divisors (287682768).

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

135718704 is a wasteful number, since it uses less digits than its factorization.

135718704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 135718704 is about 11649.8370804059. The cubic root of 135718704 is about 513.9015188797.

The spelling of 135718704 in words is "one hundred thirty-five million, seven hundred eighteen thousand, seven hundred four".