118973171 has 2 divisors, whose sum is σ = 118973172. Its totient is φ = 118973170.

The previous prime is 118973159. The next prime is 118973207. The reversal of 118973171 is 171379811.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118973171 is a prime.

It is not a weakly prime, because it can be changed into another prime (118973111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59486585 + 59486586.

It is an arithmetic number, because the mean of its divisors is an integer number (59486586).

Almost surely, 2^118973171 is an apocalyptic number.

118973171 is a deficient number, since it is larger than the sum of its proper divisors (1).

118973171 is an equidigital number, since it uses as much as digits as its factorization.

118973171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 38.

The square root of 118973171 is about 10907.4823401186. The cubic root of 118973171 is about 491.8315061318.

The spelling of 118973171 in words is "one hundred eighteen million, nine hundred seventy-three thousand, one hundred seventy-one".