117800168 has 8 divisors (see below), whose sum is σ = 220875330. Its totient is φ = 58900080.

The previous prime is 117800161. The next prime is 117800197. The reversal of 117800168 is 861008711.

It can be written as a sum of positive squares in only one way, i.e., 87572164 + 30228004 = 9358^2 + 5498^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (117800161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7362503 + ... + 7362518.

Almost surely, 2^117800168 is an apocalyptic number.

It is an amenable number.

117800168 is a deficient number, since it is larger than the sum of its proper divisors (103075162).

117800168 is a wasteful number, since it uses less digits than its factorization.

117800168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14725027 (or 14725023 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 32.

The square root of 117800168 is about 10853.5785803577. The cubic root of 117800168 is about 490.2097782876.

Adding to 117800168 its reverse (861008711), we get a palindrome (978808879).

The spelling of 117800168 in words is "one hundred seventeen million, eight hundred thousand, one hundred sixty-eight".