108170317 has 2 divisors, whose sum is σ = 108170318. Its totient is φ = 108170316.

The previous prime is 108170299. The next prime is 108170329. The reversal of 108170317 is 713071801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105801796 + 2368521 = 10286^2 + 1539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108170317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108170347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54085158 + 54085159.

It is an arithmetic number, because the mean of its divisors is an integer number (54085159).

Almost surely, 2^108170317 is an apocalyptic number.

It is an amenable number.

108170317 is a deficient number, since it is larger than the sum of its proper divisors (1).

108170317 is an equidigital number, since it uses as much as digits as its factorization.

108170317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 108170317 is about 10400.4959977878. The cubic root of 108170317 is about 476.4705187280.

The spelling of 108170317 in words is "one hundred eight million, one hundred seventy thousand, three hundred seventeen".