108959 has 2 divisors, whose sum is σ = 108960. Its totient is φ = 108958.

The previous prime is 108949. The next prime is 108961. The reversal of 108959 is 959801.

It is a strong prime.

It is an emirp because it is prime and its reverse (959801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108959 - 2⁴ = 108943 is a prime.

Together with 108961, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 108959.

It is not a weakly prime, because it can be changed into another prime (108929) 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, 54479 + 54480.

It is an arithmetic number, because the mean of its divisors is an integer number (54480).

2¹⁰⁸⁹⁵⁹ is an apocalyptic number.

108959 is a deficient number, since it is larger than the sum of its proper divisors (1).

108959 is an equidigital number, since it uses as much as digits as its factorization.

108959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 108959 is about 330.0893818347. The cubic root of 108959 is about 47.7625717289.

The spelling of 108959 in words is "one hundred eight thousand, nine hundred fifty-nine".