117133890 has 32 divisors (see below), whose sum is σ = 281568960. Its totient is φ = 31185984.

The previous prime is 117133867. The next prime is 117133909. The reversal of 117133890 is 98331711.

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, 18517 + ... + 24023.

It is an arithmetic number, because the mean of its divisors is an integer number (8799030).

Almost surely, 2^117133890 is an apocalyptic number.

117133890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117133890 is an abundant number, since it is smaller than the sum of its proper divisors (164435070).

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

117133890 is a wasteful number, since it uses less digits than its factorization.

117133890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6226.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 117133890 is about 10822.8411242150. The cubic root of 117133890 is about 489.2838211669.

The spelling of 117133890 in words is "one hundred seventeen million, one hundred thirty-three thousand, eight hundred ninety".