118715911 has 2 divisors, whose sum is σ = 118715912. Its totient is φ = 118715910.

The previous prime is 118715897. The next prime is 118715921. The reversal of 118715911 is 119517811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118715911 - 2⁷ = 118715783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118715921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59357955 + 59357956.

It is an arithmetic number, because the mean of its divisors is an integer number (59357956).

Almost surely, 2^118715911 is an apocalyptic number.

118715911 is a deficient number, since it is larger than the sum of its proper divisors (1).

118715911 is an equidigital number, since it uses as much as digits as its factorization.

118715911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 34.

The square root of 118715911 is about 10895.6831359947. The cubic root of 118715911 is about 491.4767486095.

The spelling of 118715911 in words is "one hundred eighteen million, seven hundred fifteen thousand, nine hundred eleven".