117922313 has 2 divisors, whose sum is σ = 117922314. Its totient is φ = 117922312.

The previous prime is 117922307. The next prime is 117922327. The reversal of 117922313 is 313229711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75568249 + 42354064 = 8693^2 + 6508^2 .

It is a cyclic number.

It is not a de Polignac number, because 117922313 - 2¹⁴ = 117905929 is a prime.

It is not a weakly prime, because it can be changed into another prime (117922373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58961156 + 58961157.

It is an arithmetic number, because the mean of its divisors is an integer number (58961157).

Almost surely, 2^117922313 is an apocalyptic number.

It is an amenable number.

117922313 is a deficient number, since it is larger than the sum of its proper divisors (1).

117922313 is an equidigital number, since it uses as much as digits as its factorization.

117922313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 29.

The square root of 117922313 is about 10859.2040684389. The cubic root of 117922313 is about 490.3791498351.

The spelling of 117922313 in words is "one hundred seventeen million, nine hundred twenty-two thousand, three hundred thirteen".