108516959 has 4 divisors (see below), whose sum is σ = 108555600. Its totient is φ = 108478320.

The previous prime is 108516949. The next prime is 108516979. The reversal of 108516959 is 959615801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959615801 = 491 ⋅1954411.

It is a cyclic number.

It is not a de Polignac number, because 108516959 - 2⁴ = 108516943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108516949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14747 + ... + 20844.

It is an arithmetic number, because the mean of its divisors is an integer number (27138900).

Almost surely, 2^108516959 is an apocalyptic number.

108516959 is a deficient number, since it is larger than the sum of its proper divisors (38641).

108516959 is an equidigital number, since it uses as much as digits as its factorization.

108516959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38640.

The product of its (nonzero) digits is 97200, while the sum is 44.

The square root of 108516959 is about 10417.1473542424. The cubic root of 108516959 is about 476.9789409487.

The spelling of 108516959 in words is "one hundred eight million, five hundred sixteen thousand, nine hundred fifty-nine".