1323044434313 has 4 divisors (see below), whose sum is σ = 1512050782080. Its totient is φ = 1134038086548.

The previous prime is 1323044434273. The next prime is 1323044434441. The reversal of 1323044434313 is 3134344403231.

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 a cyclic number.

It is not a de Polignac number, because 1323044434313 - 2⁸ = 1323044434057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323044434813) 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, 94503173873 + ... + 94503173886.

It is an arithmetic number, because the mean of its divisors is an integer number (378012695520).

Almost surely, 2^{1323044434313} is an apocalyptic number.

It is an amenable number.

1323044434313 is a deficient number, since it is larger than the sum of its proper divisors (189006347767).

1323044434313 is an equidigital number, since it uses as much as digits as its factorization.

1323044434313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189006347766.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 1323044434313 its reverse (3134344403231), we get a palindrome (4457388837544).

The spelling of 1323044434313 in words is "one trillion, three hundred twenty-three billion, forty-four million, four hundred thirty-four thousand, three hundred thirteen".