117136937 has 2 divisors, whose sum is σ = 117136938. Its totient is φ = 117136936.

The previous prime is 117136883. The next prime is 117136939. The reversal of 117136937 is 739631711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86787856 + 30349081 = 9316^2 + 5509^2 .

It is a cyclic number.

It is not a de Polignac number, because 117136937 - 2²² = 112942633 is a prime.

Together with 117136939, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117136937.

It is not a weakly prime, because it can be changed into another prime (117136939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58568468 + 58568469.

It is an arithmetic number, because the mean of its divisors is an integer number (58568469).

Almost surely, 2^117136937 is an apocalyptic number.

It is an amenable number.

117136937 is a deficient number, since it is larger than the sum of its proper divisors (1).

117136937 is an equidigital number, since it uses as much as digits as its factorization.

117136937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 38.

The square root of 117136937 is about 10822.9818904034. The cubic root of 117136937 is about 489.2880637047.

The spelling of 117136937 in words is "one hundred seventeen million, one hundred thirty-six thousand, nine hundred thirty-seven".