2251303 has 4 divisors (see below), whose sum is σ = 2255560. Its totient is φ = 2247048.

The previous prime is 2251297. The next prime is 2251331. The reversal of 2251303 is 3031522.

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 2251303 - 2¹⁷ = 2120231 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 (2251343) 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, 1200 + ... + 2437.

It is an arithmetic number, because the mean of its divisors is an integer number (563890).

2^2251303 is an apocalyptic number.

2251303 is a deficient number, since it is larger than the sum of its proper divisors (4257).

2251303 is an equidigital number, since it uses as much as digits as its factorization.

2251303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4256.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2251303 is about 1500.4342704697. The cubic root of 2251303 is about 131.0623598368.

Adding to 2251303 its reverse (3031522), we get a palindrome (5282825).

The spelling of 2251303 in words is "two million, two hundred fifty-one thousand, three hundred three".