117317 has 8 divisors (see below), whose sum is σ = 127296. Its totient is φ = 107712.

The previous prime is 117307. The next prime is 117319. The reversal of 117317 is 713711.

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

It is not a de Polignac number, because 117317 - 2¹⁰ = 116293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117319) 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, 1088 + ... + 1190.

It is an arithmetic number, because the mean of its divisors is an integer number (15912).

2¹¹⁷³¹⁷ is an apocalyptic number.

117317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

117317 is a deficient number, since it is larger than the sum of its proper divisors (9979).

117317 is a wasteful number, since it uses less digits than its factorization.

117317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187.

The product of its digits is 147, while the sum is 20.

The square root of 117317 is about 342.5156930711. The cubic root of 117317 is about 48.9538646693.

It can be divided in two parts, 117 and 317, that added together give a palindrome (434).

The spelling of 117317 in words is "one hundred seventeen thousand, three hundred seventeen", and thus it is an iban number.