118131107 has 2 divisors, whose sum is σ = 118131108. Its totient is φ = 118131106.

The previous prime is 118131077. The next prime is 118131109. The reversal of 118131107 is 701131811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118131107 - 2⁶ = 118131043 is a prime.

Together with 118131109, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (118131109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59065553 + 59065554.

It is an arithmetic number, because the mean of its divisors is an integer number (59065554).

Almost surely, 2^118131107 is an apocalyptic number.

118131107 is a deficient number, since it is larger than the sum of its proper divisors (1).

118131107 is an equidigital number, since it uses as much as digits as its factorization.

118131107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 23.

The square root of 118131107 is about 10868.8135047023. The cubic root of 118131107 is about 490.6684020025.

Adding to 118131107 its reverse (701131811), we get a palindrome (819262918).

The spelling of 118131107 in words is "one hundred eighteen million, one hundred thirty-one thousand, one hundred seven".