2023503 has 4 divisors (see below), whose sum is σ = 2698008. Its totient is φ = 1349000.

The previous prime is 2023501. The next prime is 2023507. The reversal of 2023503 is 3053202.

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 2023503 - 2¹ = 2023501 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337248 + ... + 337253.

It is an arithmetic number, because the mean of its divisors is an integer number (674502).

2^2023503 is an apocalyptic number.

2023503 is a deficient number, since it is larger than the sum of its proper divisors (674505).

2023503 is an equidigital number, since it uses as much as digits as its factorization.

2023503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674504.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 2023503 is about 1422.4988576445. The cubic root of 2023503 is about 126.4837163394.

Adding to 2023503 its reverse (3053202), we get a palindrome (5076705).

The spelling of 2023503 in words is "two million, twenty-three thousand, five hundred three".