118655117 has 6 divisors (see below), whose sum is σ = 138027438. Its totient is φ = 101704344.

The previous prime is 118655099. The next prime is 118655123. The reversal of 118655117 is 711556811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 104734756 + 13920361 = 10234^2 + 3731^2 .

It is not a de Polignac number, because 118655117 - 2¹² = 118651021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118655167) 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 in 5 ways as a sum of consecutive naturals, for example, 1210718 + ... + 1210815.

It is an arithmetic number, because the mean of its divisors is an integer number (23004573).

Almost surely, 2^118655117 is an apocalyptic number.

It is an amenable number.

118655117 is a deficient number, since it is larger than the sum of its proper divisors (19372321).

118655117 is an equidigital number, since it uses as much as digits as its factorization.

118655117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421547 (or 2421540 counting only the distinct ones).

The product of its digits is 8400, while the sum is 35.

The square root of 118655117 is about 10892.8929582549. The cubic root of 118655117 is about 491.3928397806.

The spelling of 118655117 in words is "one hundred eighteen million, six hundred fifty-five thousand, one hundred seventeen".