117866713 has 2 divisors, whose sum is σ = 117866714. Its totient is φ = 117866712.

The previous prime is 117866699. The next prime is 117866731. The reversal of 117866713 is 317668711.

Together with next prime (117866731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83667609 + 34199104 = 9147^2 + 5848^2 .

It is an emirp because it is prime and its reverse (317668711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117866713 is a prime.

It is not a weakly prime, because it can be changed into another prime (117866773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58933356 + 58933357.

It is an arithmetic number, because the mean of its divisors is an integer number (58933357).

Almost surely, 2^117866713 is an apocalyptic number.

It is an amenable number.

117866713 is a deficient number, since it is larger than the sum of its proper divisors (1).

117866713 is an equidigital number, since it uses as much as digits as its factorization.

117866713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 117866713 is about 10856.6437263088. The cubic root of 117866713 is about 490.3020669764.

The spelling of 117866713 in words is "one hundred seventeen million, eight hundred sixty-six thousand, seven hundred thirteen".