1323610303 has 2 divisors, whose sum is σ = 1323610304. Its totient is φ = 1323610302.

The previous prime is 1323610289. The next prime is 1323610349. The reversal of 1323610303 is 3030163231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323610303 - 2⁵ = 1323610271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323610903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661805151 + 661805152.

It is an arithmetic number, because the mean of its divisors is an integer number (661805152).

Almost surely, 2^1323610303 is an apocalyptic number.

1323610303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323610303 is an equidigital number, since it uses as much as digits as its factorization.

1323610303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 1323610303 is about 36381.4554821546. The cubic root of 1323610303 is about 1097.9604916867.

Adding to 1323610303 its reverse (3030163231), we get a palindrome (4353773534).

The spelling of 1323610303 in words is "one billion, three hundred twenty-three million, six hundred ten thousand, three hundred three".