2123703 has 6 divisors (see below), whose sum is σ = 3067584. Its totient is φ = 1415796.

The previous prime is 2123701. The next prime is 2123707. The reversal of 2123703 is 3073212.

It is not a de Polignac number, because 2123703 - 2¹ = 2123701 is a prime.

It is a super-2 number, since 2×2123703² = 9020228864418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123701) 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, 117975 + ... + 117992.

It is an arithmetic number, because the mean of its divisors is an integer number (511264).

2^2123703 is an apocalyptic number.

2123703 is a deficient number, since it is larger than the sum of its proper divisors (943881).

2123703 is a wasteful number, since it uses less digits than its factorization.

2123703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235973 (or 235970 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2123703 is about 1457.2930384792. The cubic root of 2123703 is about 128.5379177215.

Adding to 2123703 its reverse (3073212), we get a palindrome (5196915).

The spelling of 2123703 in words is "two million, one hundred twenty-three thousand, seven hundred three".