118688107 has 2 divisors, whose sum is σ = 118688108. Its totient is φ = 118688106.

The previous prime is 118688083. The next prime is 118688149. The reversal of 118688107 is 701886811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118688107 - 2⁷ = 118687979 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118688107.

It is not a weakly prime, because it can be changed into another prime (118688197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59344053 + 59344054.

It is an arithmetic number, because the mean of its divisors is an integer number (59344054).

Almost surely, 2^118688107 is an apocalyptic number.

118688107 is a deficient number, since it is larger than the sum of its proper divisors (1).

118688107 is an equidigital number, since it uses as much as digits as its factorization.

118688107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 40.

The square root of 118688107 is about 10894.4071431171. The cubic root of 118688107 is about 491.4383766498.

The spelling of 118688107 in words is "one hundred eighteen million, six hundred eighty-eight thousand, one hundred seven".