2502503 has 4 divisors (see below), whose sum is σ = 2528400. Its totient is φ = 2476608.

The previous prime is 2502481. The next prime is 2502527. The reversal of 2502503 is 3052052.

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 2502503 - 2¹⁰ = 2501479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502583) 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 3 ways as a sum of consecutive naturals, for example, 12803 + ... + 12996.

It is an arithmetic number, because the mean of its divisors is an integer number (632100).

2^2502503 is an apocalyptic number.

2502503 is a deficient number, since it is larger than the sum of its proper divisors (25897).

2502503 is an equidigital number, since it uses as much as digits as its factorization.

2502503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25896.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 2502503 is about 1581.9301501647. The cubic root of 2502503 is about 135.7661603038.

Adding to 2502503 its reverse (3052052), we get a palindrome (5554555).

The spelling of 2502503 in words is "two million, five hundred two thousand, five hundred three".