118455317 has 2 divisors, whose sum is σ = 118455318. Its totient is φ = 118455316.

The previous prime is 118455299. The next prime is 118455319. The reversal of 118455317 is 713554811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118178641 + 276676 = 10871^2 + 526^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118455317 is a prime.

Together with 118455319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118455319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59227658 + 59227659.

It is an arithmetic number, because the mean of its divisors is an integer number (59227659).

Almost surely, 2^118455317 is an apocalyptic number.

It is an amenable number.

118455317 is a deficient number, since it is larger than the sum of its proper divisors (1).

118455317 is an equidigital number, since it uses as much as digits as its factorization.

118455317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 35.

The square root of 118455317 is about 10883.7179768680. The cubic root of 118455317 is about 491.1168706494.

The spelling of 118455317 in words is "one hundred eighteen million, four hundred fifty-five thousand, three hundred seventeen".