2108965 has 8 divisors (see below), whose sum is σ = 2539008. Its totient is φ = 1681680.

The previous prime is 2108957. The next prime is 2108983. The reversal of 2108965 is 5698012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2108965 - 2³ = 2108957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1860 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (317376).

2^2108965 is an apocalyptic number.

It is an amenable number.

2108965 is a deficient number, since it is larger than the sum of its proper divisors (430043).

2108965 is an equidigital number, since it uses as much as digits as its factorization.

2108965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2108965 is about 1452.2275992419. The cubic root of 2108965 is about 128.2398862459.

The spelling of 2108965 in words is "two million, one hundred eight thousand, nine hundred sixty-five".