1316324442313 has 4 divisors (see below), whose sum is σ = 1316332892308. Its totient is φ = 1316315992320.

The previous prime is 1316324442287. The next prime is 1316324442331. The reversal of 1316324442313 is 3132444236131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 729609805584 + 586714636729 = 854172^2 + 765973^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316324442313 - 2²⁹ = 1315787571401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316324442343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3986856 + ... + 4304377.

It is an arithmetic number, because the mean of its divisors is an integer number (329083223077).

Almost surely, 2^{1316324442313} is an apocalyptic number.

It is an amenable number.

1316324442313 is a deficient number, since it is larger than the sum of its proper divisors (8449995).

1316324442313 is an equidigital number, since it uses as much as digits as its factorization.

1316324442313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8449994.

The product of its digits is 124416, while the sum is 37.

Adding to 1316324442313 its reverse (3132444236131), we get a palindrome (4448768678444).

The spelling of 1316324442313 in words is "one trillion, three hundred sixteen billion, three hundred twenty-four million, four hundred forty-two thousand, three hundred thirteen".