117166072 has 8 divisors (see below), whose sum is σ = 219686400. Its totient is φ = 58583032.

The previous prime is 117166051. The next prime is 117166073. The reversal of 117166072 is 270661711.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117166073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7322872 + ... + 7322887.

It is an arithmetic number, because the mean of its divisors is an integer number (27460800).

Almost surely, 2^117166072 is an apocalyptic number.

It is an amenable number.

117166072 is a deficient number, since it is larger than the sum of its proper divisors (102520328).

117166072 is a wasteful number, since it uses less digits than its factorization.

117166072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14645765 (or 14645761 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 117166072 is about 10824.3277851329. The cubic root of 117166072 is about 489.3286265604.

The spelling of 117166072 in words is "one hundred seventeen million, one hundred sixty-six thousand, seventy-two".