108601859 has 2 divisors, whose sum is σ = 108601860. Its totient is φ = 108601858.

The previous prime is 108601849. The next prime is 108601873. The reversal of 108601859 is 958106801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108601859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (108601849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54300929 + 54300930.

It is an arithmetic number, because the mean of its divisors is an integer number (54300930).

Almost surely, 2^108601859 is an apocalyptic number.

108601859 is a deficient number, since it is larger than the sum of its proper divisors (1).

108601859 is an equidigital number, since it uses as much as digits as its factorization.

108601859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 108601859 is about 10421.2215694706. The cubic root of 108601859 is about 477.1032992557.

The spelling of 108601859 in words is "one hundred eight million, six hundred one thousand, eight hundred fifty-nine".