117659136 has 160 divisors (see below), whose sum is σ = 370833408. Its totient is φ = 32440320.

The previous prime is 117659117. The next prime is 117659147. The reversal of 117659136 is 631956711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 117659094 and 117659103.

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, 333136 + ... + 333488.

Almost surely, 2^117659136 is an apocalyptic number.

117659136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117659136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185416704).

117659136 is an abundant number, since it is smaller than the sum of its proper divisors (253174272).

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

117659136 is an equidigital number, since it uses as much as digits as its factorization.

117659136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 396 counting only the distinct ones).

The product of its digits is 34020, while the sum is 39.

The square root of 117659136 is about 10847.0796069726. The cubic root of 117659136 is about 490.0140715104.

The spelling of 117659136 in words is "one hundred seventeen million, six hundred fifty-nine thousand, one hundred thirty-six".