108559859 has 2 divisors, whose sum is σ = 108559860. Its totient is φ = 108559858.

The previous prime is 108559819. The next prime is 108559889. The reversal of 108559859 is 958955801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108559859 - 2¹² = 108555763 is a prime.

It is not a weakly prime, because it can be changed into another prime (108559819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54279929 + 54279930.

It is an arithmetic number, because the mean of its divisors is an integer number (54279930).

Almost surely, 2^108559859 is an apocalyptic number.

108559859 is a deficient number, since it is larger than the sum of its proper divisors (1).

108559859 is an equidigital number, since it uses as much as digits as its factorization.

108559859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 50.

The square root of 108559859 is about 10419.2062557567. The cubic root of 108559859 is about 477.0417873489.

The spelling of 108559859 in words is "one hundred eight million, five hundred fifty-nine thousand, eight hundred fifty-nine".