2105703 has 16 divisors (see below), whose sum is σ = 3144960. Its totient is φ = 1392408.

The previous prime is 2105699. The next prime is 2105717. The reversal of 2105703 is 3075012.

It is not a de Polignac number, because 2105703 - 2² = 2105699 is a prime.

2105703 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4276 + ... + 4742.

It is an arithmetic number, because the mean of its divisors is an integer number (196560).

2^2105703 is an apocalyptic number.

2105703 is a deficient number, since it is larger than the sum of its proper divisors (1039257).

2105703 is a wasteful number, since it uses less digits than its factorization.

2105703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 637 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 2105703 is about 1451.1040624297. The cubic root of 2105703 is about 128.1737346234.

The spelling of 2105703 in words is "two million, one hundred five thousand, seven hundred three".