117077237 has 2 divisors, whose sum is σ = 117077238. Its totient is φ = 117077236.

The previous prime is 117077209. The next prime is 117077243. The reversal of 117077237 is 732770711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112232836 + 4844401 = 10594^2 + 2201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117077237 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 117077197 and 117077206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117077137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58538618 + 58538619.

It is an arithmetic number, because the mean of its divisors is an integer number (58538619).

Almost surely, 2^117077237 is an apocalyptic number.

It is an amenable number.

117077237 is a deficient number, since it is larger than the sum of its proper divisors (1).

117077237 is an equidigital number, since it uses as much as digits as its factorization.

117077237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14406, while the sum is 35.

The square root of 117077237 is about 10820.2235189482. The cubic root of 117077237 is about 489.2049260767.

The spelling of 117077237 in words is "one hundred seventeen million, seventy-seven thousand, two hundred thirty-seven".