5203003 has 12 divisors (see below), whose sum is σ = 5968728. Its totient is φ = 4517760.

The previous prime is 5203001. The next prime is 5203039. The reversal of 5203003 is 3003025.

It is not a de Polignac number, because 5203003 - 2¹ = 5203001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5203001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1968 + ... + 3778.

It is an arithmetic number, because the mean of its divisors is an integer number (497394).

Almost surely, 2^5203003 is an apocalyptic number.

5203003 is a deficient number, since it is larger than the sum of its proper divisors (765725).

5203003 is a wasteful number, since it uses less digits than its factorization.

5203003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854 (or 1841 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 5203003 is about 2281.0092064698. The cubic root of 5203003 is about 173.2811648559.

Adding to 5203003 its reverse (3003025), we get a palindrome (8206028).

The spelling of 5203003 in words is "five million, two hundred three thousand, three".