117317023 has 2 divisors, whose sum is σ = 117317024. Its totient is φ = 117317022.

The previous prime is 117316993. The next prime is 117317033. The reversal of 117317023 is 320713711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117317023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117317033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58658511 + 58658512.

It is an arithmetic number, because the mean of its divisors is an integer number (58658512).

Almost surely, 2^117317023 is an apocalyptic number.

117317023 is a deficient number, since it is larger than the sum of its proper divisors (1).

117317023 is an equidigital number, since it uses as much as digits as its factorization.

117317023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 117317023 is about 10831.2983062974. The cubic root of 117317023 is about 489.5386786848.

The spelling of 117317023 in words is "one hundred seventeen million, three hundred seventeen thousand, twenty-three".