2108853 has 6 divisors (see below), whose sum is σ = 3046134. Its totient is φ = 1405896.

The previous prime is 2108839. The next prime is 2108857. The reversal of 2108853 is 3588012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1954404 + 154449 = 1398^2 + 393^2 .

It is not a de Polignac number, because 2108853 - 2⁸ = 2108597 is a prime.

2108853 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2108857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117150 + ... + 117167.

It is an arithmetic number, because the mean of its divisors is an integer number (507689).

2^2108853 is an apocalyptic number.

It is an amenable number.

2108853 is a deficient number, since it is larger than the sum of its proper divisors (937281).

2108853 is a wasteful number, since it uses less digits than its factorization.

2108853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234323 (or 234320 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 2108853 is about 1452.1890372813. The cubic root of 2108853 is about 128.2376160768.

The spelling of 2108853 in words is "two million, one hundred eight thousand, eight hundred fifty-three".