117669994 has 16 divisors (see below), whose sum is σ = 196638120. Its totient is φ = 52436160.

The previous prime is 117669991. The next prime is 117669997. The reversal of 117669994 is 499966711.

It is an interprime number because it is at equal distance from previous prime (117669991) and next prime (117669997).

It can be written as a sum of positive squares in 4 ways, for example, as 113103225 + 4566769 = 10635^2 + 2137^2 .

It is not an unprimeable number, because it can be changed into a prime (117669991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77277 + ... + 78784.

Almost surely, 2^117669994 is an apocalyptic number.

117669994 is a deficient number, since it is larger than the sum of its proper divisors (78968126).

117669994 is a wasteful number, since it uses less digits than its factorization.

117669994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156105.

The product of its digits is 734832, while the sum is 52.

The square root of 117669994 is about 10847.5800988054. The cubic root of 117669994 is about 490.0291444556.

The spelling of 117669994 in words is "one hundred seventeen million, six hundred sixty-nine thousand, nine hundred ninety-four".