2321303 has 4 divisors (see below), whose sum is σ = 2328648. Its totient is φ = 2313960.

The previous prime is 2321281. The next prime is 2321309. The reversal of 2321303 is 3031232.

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 2321303 - 2⁶ = 2321239 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 (2321309) 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, 3176 + ... + 3837.

It is an arithmetic number, because the mean of its divisors is an integer number (582162).

2^2321303 is an apocalyptic number.

2321303 is a deficient number, since it is larger than the sum of its proper divisors (7345).

2321303 is an equidigital number, since it uses as much as digits as its factorization.

2321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7344.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2321303 is about 1523.5822918372. The cubic root of 2321303 is about 132.4068979286.

Adding to 2321303 its reverse (3031232), we get a palindrome (5352535).

The spelling of 2321303 in words is "two million, three hundred twenty-one thousand, three hundred three".