135117508 has 12 divisors (see below), whose sum is σ = 238894012. Its totient is φ = 66862080.

The previous prime is 135117503. The next prime is 135117517. The reversal of 135117508 is 805711531.

It can be written as a sum of positive squares in 2 ways, for example, as 50808384 + 84309124 = 7128^2 + 9182^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135117508.

It is not an unprimeable number, because it can be changed into a prime (135117503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173733 + ... + 174508.

Almost surely, 2^135117508 is an apocalyptic number.

It is an amenable number.

135117508 is a deficient number, since it is larger than the sum of its proper divisors (103776504).

135117508 is a wasteful number, since it uses less digits than its factorization.

135117508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348342 (or 348340 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 135117508 is about 11624.0056779064. The cubic root of 135117508 is about 513.1415822116.

The spelling of 135117508 in words is "one hundred thirty-five million, one hundred seventeen thousand, five hundred eight".