1323032303 has 4 divisors (see below), whose sum is σ = 1323597408. Its totient is φ = 1322467200.

The previous prime is 1323032297. The next prime is 1323032309. The reversal of 1323032303 is 3032303231.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1323032297) and next prime (1323032309).

It is a cyclic number.

It is not a de Polignac number, because 1323032303 - 2¹⁰ = 1323031279 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 (1323032309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279026 + ... + 283727.

It is an arithmetic number, because the mean of its divisors is an integer number (330899352).

Almost surely, 2^1323032303 is an apocalyptic number.

1323032303 is a deficient number, since it is larger than the sum of its proper divisors (565105).

1323032303 is an equidigital number, since it uses as much as digits as its factorization.

1323032303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565104.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 1323032303 is about 36373.5110073251. The cubic root of 1323032303 is about 1097.8006476698.

Adding to 1323032303 its reverse (3032303231), we get a palindrome (4355335534).

The spelling of 1323032303 in words is "one billion, three hundred twenty-three million, thirty-two thousand, three hundred three".