118916111 has 2 divisors, whose sum is σ = 118916112. Its totient is φ = 118916110.

The previous prime is 118916059. The next prime is 118916183. The reversal of 118916111 is 111619811.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118916111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118916011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59458055 + 59458056.

It is an arithmetic number, because the mean of its divisors is an integer number (59458056).

Almost surely, 2^118916111 is an apocalyptic number.

118916111 is a deficient number, since it is larger than the sum of its proper divisors (1).

118916111 is an equidigital number, since it uses as much as digits as its factorization.

118916111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 29.

The square root of 118916111 is about 10904.8663907450. The cubic root of 118916111 is about 491.7528654511.

The spelling of 118916111 in words is "one hundred eighteen million, nine hundred sixteen thousand, one hundred eleven".