117121996 has 12 divisors (see below), whose sum is σ = 205078720. Its totient is φ = 58528080.

The previous prime is 117121987. The next prime is 117122009. The reversal of 117121996 is 699121711.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901 + ... + 15331.

Almost surely, 2^117121996 is an apocalyptic number.

It is an amenable number.

117121996 is a deficient number, since it is larger than the sum of its proper divisors (87956724).

117121996 is a wasteful number, since it uses less digits than its factorization.

117121996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16464 (or 16462 counting only the distinct ones).

The product of its digits is 6804, while the sum is 37.

The square root of 117121996 is about 10822.2916242356. The cubic root of 117121996 is about 489.2672596669.

The spelling of 117121996 in words is "one hundred seventeen million, one hundred twenty-one thousand, nine hundred ninety-six".