117264217 has 8 divisors (see below), whose sum is σ = 134539776. Its totient is φ = 100119552.

The previous prime is 117264209. The next prime is 117264229. The reversal of 117264217 is 712462711.

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 117264217 - 2³ = 117264209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117264247) 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, 30793 + ... + 34390.

It is an arithmetic number, because the mean of its divisors is an integer number (16817472).

Almost surely, 2^117264217 is an apocalyptic number.

It is an amenable number.

117264217 is a deficient number, since it is larger than the sum of its proper divisors (17275559).

117264217 is an equidigital number, since it uses as much as digits as its factorization.

117264217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65447.

The product of its digits is 4704, while the sum is 31.

The square root of 117264217 is about 10828.8603740191. The cubic root of 117264217 is about 489.4652183056.

The spelling of 117264217 in words is "one hundred seventeen million, two hundred sixty-four thousand, two hundred seventeen".