117161717 has 8 divisors (see below), whose sum is σ = 118768800. Its totient is φ = 115563600.

The previous prime is 117161699. The next prime is 117161719. The reversal of 117161717 is 717161711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117161717 - 2⁸ = 117161461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117161719) 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, 26534 + ... + 30632.

It is an arithmetic number, because the mean of its divisors is an integer number (14846100).

Almost surely, 2^117161717 is an apocalyptic number.

It is an amenable number.

117161717 is a deficient number, since it is larger than the sum of its proper divisors (1607083).

117161717 is a wasteful number, since it uses less digits than its factorization.

117161717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483.

The product of its digits is 2058, while the sum is 32.

The square root of 117161717 is about 10824.1266160370. The cubic root of 117161717 is about 489.3225637911.

The spelling of 117161717 in words is "one hundred seventeen million, one hundred sixty-one thousand, seven hundred seventeen".