1323332123 has 4 divisors (see below), whose sum is σ = 1366020288. Its totient is φ = 1280643960.

The previous prime is 1323332093. The next prime is 1323332149. The reversal of 1323332123 is 3212333231.

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 1323332123 - 2¹⁰ = 1323331099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323332323) 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, 21344036 + ... + 21344097.

It is an arithmetic number, because the mean of its divisors is an integer number (341505072).

Almost surely, 2^1323332123 is an apocalyptic number.

1323332123 is a deficient number, since it is larger than the sum of its proper divisors (42688165).

1323332123 is an equidigital number, since it uses as much as digits as its factorization.

1323332123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42688164.

The product of its digits is 1944, while the sum is 23.

The square root of 1323332123 is about 36377.6321796788. The cubic root of 1323332123 is about 1097.8835677239.

Adding to 1323332123 its reverse (3212333231), we get a palindrome (4535665354).

The spelling of 1323332123 in words is "one billion, three hundred twenty-three million, three hundred thirty-two thousand, one hundred twenty-three".