2108963 has 4 divisors (see below), whose sum is σ = 2166000. Its totient is φ = 2051928.

The previous prime is 2108957. The next prime is 2108983. The reversal of 2108963 is 3698012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2108963 - 2¹⁰ = 2107939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2108983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28463 + ... + 28536.

It is an arithmetic number, because the mean of its divisors is an integer number (541500).

2^2108963 is an apocalyptic number.

2108963 is a deficient number, since it is larger than the sum of its proper divisors (57037).

2108963 is an equidigital number, since it uses as much as digits as its factorization.

2108963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57036.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2108963 is about 1452.2269106445. The cubic root of 2108963 is about 128.2398457079.

The spelling of 2108963 in words is "two million, one hundred eight thousand, nine hundred sixty-three".