117945208 has 16 divisors (see below), whose sum is σ = 224773560. Its totient is φ = 58005600.

The previous prime is 117945199. The next prime is 117945227. The reversal of 117945208 is 802549711.

It is a super-2 number, since 2×117945208² = 27822144180326528, which contains 22 as substring.

It is a congruent number.

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, 120358 + ... + 121333.

Almost surely, 2^117945208 is an apocalyptic number.

It is an amenable number.

117945208 is a deficient number, since it is larger than the sum of its proper divisors (106828352).

117945208 is a wasteful number, since it uses less digits than its factorization.

117945208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241758 (or 241754 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 117945208 is about 10860.2581921426. The cubic root of 117945208 is about 490.4108840162.

The spelling of 117945208 in words is "one hundred seventeen million, nine hundred forty-five thousand, two hundred eight".