117098658 has 24 divisors (see below), whose sum is σ = 264745728. Its totient is φ = 37335672.

The previous prime is 117098629. The next prime is 117098671. The reversal of 117098658 is 856890711.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141010 + ... + 141837.

It is an arithmetic number, because the mean of its divisors is an integer number (11031072).

Almost surely, 2^117098658 is an apocalyptic number.

117098658 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

117098658 is an abundant number, since it is smaller than the sum of its proper divisors (147647070).

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

117098658 is a wasteful number, since it uses less digits than its factorization.

117098658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282878 (or 282875 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 117098658 is about 10821.2133330787. The cubic root of 117098658 is about 489.2347599993.

The spelling of 117098658 in words is "one hundred seventeen million, ninety-eight thousand, six hundred fifty-eight".