2003043 has 8 divisors (see below), whose sum is σ = 3052288. Its totient is φ = 1144584.

The previous prime is 2003033. The next prime is 2003051. The reversal of 2003043 is 3403002.

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

It is not a de Polignac number, because 2003043 - 2⁵ = 2003011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47671 + ... + 47712.

It is an arithmetic number, because the mean of its divisors is an integer number (381536).

2^2003043 is an apocalyptic number.

2003043 is a deficient number, since it is larger than the sum of its proper divisors (1049245).

2003043 is an equidigital number, since it uses as much as digits as its factorization.

2003043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95393.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2003043 is about 1415.2890164203. The cubic root of 2003043 is about 126.0559716053.

Adding to 2003043 its reverse (3403002), we get a palindrome (5406045).

The spelling of 2003043 in words is "two million, three thousand, forty-three".