1323332013 has 4 divisors (see below), whose sum is σ = 1764442688. Its totient is φ = 882221340.

The previous prime is 1323331993. The next prime is 1323332029. The reversal of 1323332013 is 3102333231.

1323332013 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1323332013 - 2⁵ = 1323331981 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 (1323332053) 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, 220555333 + ... + 220555338.

It is an arithmetic number, because the mean of its divisors is an integer number (441110672).

Almost surely, 2^1323332013 is an apocalyptic number.

It is an amenable number.

1323332013 is a deficient number, since it is larger than the sum of its proper divisors (441110675).

1323332013 is an equidigital number, since it uses as much as digits as its factorization.

1323332013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441110674.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1323332013 is about 36377.6306677606. The cubic root of 1323332013 is about 1097.8835373039.

Adding to 1323332013 its reverse (3102333231), we get a palindrome (4425665244).

It can be divided in two parts, 1323 and 332013, that added together give a triangular number (333336 = T₈₁₆).

The spelling of 1323332013 in words is "one billion, three hundred twenty-three million, three hundred thirty-two thousand, thirteen".