108168859 has 2 divisors, whose sum is σ = 108168860. Its totient is φ = 108168858.

The previous prime is 108168857. The next prime is 108168883. The reversal of 108168859 is 958861801.

It is a weak prime.

It is an emirp because it is prime and its reverse (958861801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108168859 - 2¹ = 108168857 is a prime.

Together with 108168857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (108168857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54084429 + 54084430.

It is an arithmetic number, because the mean of its divisors is an integer number (54084430).

Almost surely, 2^108168859 is an apocalyptic number.

108168859 is a deficient number, since it is larger than the sum of its proper divisors (1).

108168859 is an equidigital number, since it uses as much as digits as its factorization.

108168859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 46.

The square root of 108168859 is about 10400.4259047406. The cubic root of 108168859 is about 476.4683779770.

The spelling of 108168859 in words is "one hundred eight million, one hundred sixty-eight thousand, eight hundred fifty-nine".