117313 has 4 divisors (see below), whose sum is σ = 134080. Its totient is φ = 100548.

The previous prime is 117307. The next prime is 117319. The reversal of 117313 is 313711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (117307) and next prime (117319).

It is not a de Polignac number, because 117313 - 2⁵ = 117281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8373 + ... + 8386.

It is an arithmetic number, because the mean of its divisors is an integer number (33520).

2¹¹⁷³¹³ is an apocalyptic number.

It is an amenable number.

117313 is a deficient number, since it is larger than the sum of its proper divisors (16767).

117313 is an equidigital number, since it uses as much as digits as its factorization.

117313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16766.

The product of its digits is 63, while the sum is 16.

The square root of 117313 is about 342.5098538728. The cubic root of 117313 is about 48.9533082917.

The spelling of 117313 in words is "one hundred seventeen thousand, three hundred thirteen".