117198712 has 16 divisors (see below), whose sum is σ = 222530400. Its totient is φ = 57857280.

The previous prime is 117198709. The next prime is 117198713. The reversal of 117198712 is 217891711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117198713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92089 + ... + 93352.

It is an arithmetic number, because the mean of its divisors is an integer number (13908150).

Almost surely, 2^117198712 is an apocalyptic number.

It is an amenable number.

117198712 is a deficient number, since it is larger than the sum of its proper divisors (105331688).

117198712 is a wasteful number, since it uses less digits than its factorization.

117198712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185526 (or 185522 counting only the distinct ones).

The product of its digits is 7056, while the sum is 37.

The square root of 117198712 is about 10825.8353950169. The cubic root of 117198712 is about 489.3740612248.

The spelling of 117198712 in words is "one hundred seventeen million, one hundred ninety-eight thousand, seven hundred twelve".