1323130303 has 8 divisors (see below), whose sum is σ = 1519384320. Its totient is φ = 1139537880.

The previous prime is 1323130301. The next prime is 1323130309. The reversal of 1323130303 is 3030313231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323130303 - 2¹ = 1323130301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323130301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3165175 + ... + 3165592.

It is an arithmetic number, because the mean of its divisors is an integer number (189923040).

Almost surely, 2^1323130303 is an apocalyptic number.

1323130303 is a deficient number, since it is larger than the sum of its proper divisors (196254017).

1323130303 is a wasteful number, since it uses less digits than its factorization.

1323130303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6330797.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1323130303 is about 36374.8581165618. The cubic root of 1323130303 is about 1097.8277525276.

Adding to 1323130303 its reverse (3030313231), we get a palindrome (4353443534).

It can be divided in two parts, 13231 and 30303, that added together give a palindrome (43534).

The spelling of 1323130303 in words is "one billion, three hundred twenty-three million, one hundred thirty thousand, three hundred three".