117398136 has 32 divisors (see below), whose sum is σ = 293961600. Its totient is φ = 39070560.

The previous prime is 117398117. The next prime is 117398167. The reversal of 117398136 is 631893711.

It is a junction number, because it is equal to n+sod(n) for n = 117398094 and 117398103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13045 + ... + 20123.

It is an arithmetic number, because the mean of its divisors is an integer number (9186300).

Almost surely, 2^117398136 is an apocalyptic number.

It is an amenable number.

117398136 is an abundant number, since it is smaller than the sum of its proper divisors (176563464).

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

117398136 is a wasteful number, since it uses less digits than its factorization.

117398136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7779 (or 7775 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 117398136 is about 10835.0420396046. The cubic root of 117398136 is about 489.6514750548.

The spelling of 117398136 in words is "one hundred seventeen million, three hundred ninety-eight thousand, one hundred thirty-six".