108682193 has 2 divisors, whose sum is σ = 108682194. Its totient is φ = 108682192.

The previous prime is 108682159. The next prime is 108682213. The reversal of 108682193 is 391286801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108638929 + 43264 = 10423^2 + 208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108682193 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108682493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54341096 + 54341097.

It is an arithmetic number, because the mean of its divisors is an integer number (54341097).

Almost surely, 2^108682193 is an apocalyptic number.

It is an amenable number.

108682193 is a deficient number, since it is larger than the sum of its proper divisors (1).

108682193 is an equidigital number, since it uses as much as digits as its factorization.

108682193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 108682193 is about 10425.0752035657. The cubic root of 108682193 is about 477.2209097958.

The spelling of 108682193 in words is "one hundred eight million, six hundred eighty-two thousand, one hundred ninety-three".