118017656117 has 2 divisors, whose sum is σ = 118017656118. Its totient is φ = 118017656116.

The previous prime is 118017656111. The next prime is 118017656147. The reversal of 118017656117 is 711656710811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63669924241 + 54347731876 = 252329^2 + 233126^2 .

It is an emirp because it is prime and its reverse (711656710811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118017656117 - 2³⁰ = 116943914293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118017656111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59008828058 + 59008828059.

It is an arithmetic number, because the mean of its divisors is an integer number (59008828059).

Almost surely, 2^118017656117 is an apocalyptic number.

It is an amenable number.

118017656117 is a deficient number, since it is larger than the sum of its proper divisors (1).

118017656117 is an equidigital number, since it uses as much as digits as its factorization.

118017656117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 44.

The spelling of 118017656117 in words is "one hundred eighteen billion, seventeen million, six hundred fifty-six thousand, one hundred seventeen".