2109703 has 8 divisors (see below), whose sum is σ = 2281520. Its totient is φ = 1944000.

The previous prime is 2109697. The next prime is 2109707. The reversal of 2109703 is 3079012.

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

It is a cyclic number.

It is not a de Polignac number, because 2109703 - 2⁵ = 2109671 is a prime.

2109703 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2109707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798 + ... + 2203.

It is an arithmetic number, because the mean of its divisors is an integer number (285190).

2^2109703 is an apocalyptic number.

2109703 is a deficient number, since it is larger than the sum of its proper divisors (171817).

2109703 is a wasteful number, since it uses less digits than its factorization.

2109703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 2109703 is about 1452.4816694196. The cubic root of 2109703 is about 128.2548430294.

The spelling of 2109703 in words is "two million, one hundred nine thousand, seven hundred three".