118664677 has 2 divisors, whose sum is σ = 118664678. Its totient is φ = 118664676.

The previous prime is 118664669. The next prime is 118664713. The reversal of 118664677 is 776466811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110376036 + 8288641 = 10506^2 + 2879^2 .

It is an emirp because it is prime and its reverse (776466811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118664677 - 2³ = 118664669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118664617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59332338 + 59332339.

It is an arithmetic number, because the mean of its divisors is an integer number (59332339).

Almost surely, 2^118664677 is an apocalyptic number.

It is an amenable number.

118664677 is a deficient number, since it is larger than the sum of its proper divisors (1).

118664677 is an equidigital number, since it uses as much as digits as its factorization.

118664677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 46.

The square root of 118664677 is about 10893.3317676457. The cubic root of 118664677 is about 491.4060365409.

The spelling of 118664677 in words is "one hundred eighteen million, six hundred sixty-four thousand, six hundred seventy-seven".