117155792 has 20 divisors (see below), whose sum is σ = 244450500. Its totient is φ = 54071808.

The previous prime is 117155783. The next prime is 117155803. The reversal of 117155792 is 297551711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11806096 + 105349696 = 3436^2 + 10264^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281417 + ... + 281832.

It is an arithmetic number, because the mean of its divisors is an integer number (12222525).

Almost surely, 2^117155792 is an apocalyptic number.

It is an amenable number.

117155792 is an abundant number, since it is smaller than the sum of its proper divisors (127294708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117155792 is a wasteful number, since it uses less digits than its factorization.

117155792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563270 (or 563264 counting only the distinct ones).

The product of its digits is 22050, while the sum is 38.

The square root of 117155792 is about 10823.8529184390. The cubic root of 117155792 is about 489.3143151210.

The spelling of 117155792 in words is "one hundred seventeen million, one hundred fifty-five thousand, seven hundred ninety-two".