117422317 has 2 divisors, whose sum is σ = 117422318. Its totient is φ = 117422316.

The previous prime is 117422311. The next prime is 117422339. The reversal of 117422317 is 713224711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85488516 + 31933801 = 9246^2 + 5651^2 .

It is an emirp because it is prime and its reverse (713224711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117422317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117422311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58711158 + 58711159.

It is an arithmetic number, because the mean of its divisors is an integer number (58711159).

Almost surely, 2^117422317 is an apocalyptic number.

It is an amenable number.

117422317 is a deficient number, since it is larger than the sum of its proper divisors (1).

117422317 is an equidigital number, since it uses as much as digits as its factorization.

117422317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2352, while the sum is 28.

The square root of 117422317 is about 10836.1578523017. The cubic root of 117422317 is about 489.6850912884.

The spelling of 117422317 in words is "one hundred seventeen million, four hundred twenty-two thousand, three hundred seventeen".