117825854 has 32 divisors (see below), whose sum is σ = 187038720. Its totient is φ = 55598400.

The previous prime is 117825847. The next prime is 117825863. The reversal of 117825854 is 458528711.

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, 722777 + ... + 722939.

It is an arithmetic number, because the mean of its divisors is an integer number (5844960).

Almost surely, 2^117825854 is an apocalyptic number.

117825854 is a deficient number, since it is larger than the sum of its proper divisors (69212866).

117825854 is a wasteful number, since it uses less digits than its factorization.

117825854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416.

The product of its digits is 89600, while the sum is 41.

The square root of 117825854 is about 10854.7618122186. The cubic root of 117825854 is about 490.2454053259.

The spelling of 117825854 in words is "one hundred seventeen million, eight hundred twenty-five thousand, eight hundred fifty-four".