167994117 has 12 divisors (see below), whose sum is σ = 243079200. Its totient is φ = 111801768.

The previous prime is 167994109. The next prime is 167994131. The reversal of 167994117 is 711499761.

It is not a de Polignac number, because 167994117 - 2³ = 167994109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167994107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10617 + ... + 21182.

It is an arithmetic number, because the mean of its divisors is an integer number (20256600).

Almost surely, 2^167994117 is an apocalyptic number.

It is an amenable number.

167994117 is a deficient number, since it is larger than the sum of its proper divisors (75085083).

167994117 is a wasteful number, since it uses less digits than its factorization.

167994117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32392 (or 32389 counting only the distinct ones).

The product of its digits is 95256, while the sum is 45.

The square root of 167994117 is about 12961.2544531770. The cubic root of 167994117 is about 551.7783944269.

The spelling of 167994117 in words is "one hundred sixty-seven million, nine hundred ninety-four thousand, one hundred seventeen".