116858171 has 2 divisors, whose sum is σ = 116858172. Its totient is φ = 116858170.

The previous prime is 116858129. The next prime is 116858191. The reversal of 116858171 is 171858611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116858171 is a prime.

It is not a weakly prime, because it can be changed into another prime (116858191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58429085 + 58429086.

It is an arithmetic number, because the mean of its divisors is an integer number (58429086).

Almost surely, 2^116858171 is an apocalyptic number.

116858171 is a deficient number, since it is larger than the sum of its proper divisors (1).

116858171 is an equidigital number, since it uses as much as digits as its factorization.

116858171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 38.

The square root of 116858171 is about 10810.0957905099. The cubic root of 116858171 is about 488.8996145852.

The spelling of 116858171 in words is "one hundred sixteen million, eight hundred fifty-eight thousand, one hundred seventy-one".