118508107 has 2 divisors, whose sum is σ = 118508108. Its totient is φ = 118508106.

The previous prime is 118508099. The next prime is 118508141. The reversal of 118508107 is 701805811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118508107 - 2³ = 118508099 is a prime.

It is not a weakly prime, because it can be changed into another prime (118508407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59254053 + 59254054.

It is an arithmetic number, because the mean of its divisors is an integer number (59254054).

Almost surely, 2^118508107 is an apocalyptic number.

118508107 is a deficient number, since it is larger than the sum of its proper divisors (1).

118508107 is an equidigital number, since it uses as much as digits as its factorization.

118508107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 31.

The square root of 118508107 is about 10886.1428890126. The cubic root of 118508107 is about 491.1898157617.

The spelling of 118508107 in words is "one hundred eighteen million, five hundred eight thousand, one hundred seven".