2501303 has 6 divisors (see below), whose sum is σ = 2909736. Its totient is φ = 2143932.

The previous prime is 2501299. The next prime is 2501327. The reversal of 2501303 is 3031052.

It is not a de Polignac number, because 2501303 - 2² = 2501299 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 (2501333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25475 + ... + 25572.

It is an arithmetic number, because the mean of its divisors is an integer number (484956).

2^2501303 is an apocalyptic number.

2501303 is a deficient number, since it is larger than the sum of its proper divisors (408433).

2501303 is an equidigital number, since it uses as much as digits as its factorization.

2501303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51061 (or 51054 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 2501303 is about 1581.5508211879. The cubic root of 2501303 is about 135.7444559755.

Adding to 2501303 its reverse (3031052), we get a palindrome (5532355).

The spelling of 2501303 in words is "two million, five hundred one thousand, three hundred three".