2103023 has 4 divisors (see below), whose sum is σ = 2264808. Its totient is φ = 1941240.

The previous prime is 2103011. The next prime is 2103029. The reversal of 2103023 is 3203012.

2103023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2103023 - 2⁴ = 2103007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102995 and 2103013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80873 + ... + 80898.

It is an arithmetic number, because the mean of its divisors is an integer number (566202).

2^2103023 is an apocalyptic number.

2103023 is a deficient number, since it is larger than the sum of its proper divisors (161785).

2103023 is a wasteful number, since it uses less digits than its factorization.

2103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161784.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2103023 is about 1450.1803336137. The cubic root of 2103023 is about 128.1193345105.

Subtracting from 2103023 its sum of digits (11), we obtain a palindrome (2103012).

Adding to 2103023 its reverse (3203012), we get a palindrome (5306035).

The spelling of 2103023 in words is "two million, one hundred three thousand, twenty-three".