117169217 has 8 divisors (see below), whose sum is σ = 127998912. Its totient is φ = 106369200.

The previous prime is 117169207. The next prime is 117169229. The reversal of 117169217 is 712961711.

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 117169217 - 2⁴ = 117169201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117169207) 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, 1292 + ... + 15362.

It is an arithmetic number, because the mean of its divisors is an integer number (15999864).

Almost surely, 2^117169217 is an apocalyptic number.

It is an amenable number.

117169217 is a deficient number, since it is larger than the sum of its proper divisors (10829695).

117169217 is a wasteful number, since it uses less digits than its factorization.

117169217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14839.

The product of its digits is 5292, while the sum is 35.

The square root of 117169217 is about 10824.4730587683. The cubic root of 117169217 is about 489.3330047469. Note that the first 3 decimals are identical.

The spelling of 117169217 in words is "one hundred seventeen million, one hundred sixty-nine thousand, two hundred seventeen".