1313310310313 has 4 divisors (see below), whose sum is σ = 1313357748228. Its totient is φ = 1313262872400.

The previous prime is 1313310310259. The next prime is 1313310310379. The reversal of 1313310310313 is 3130130133131.

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 412020204544 + 901290105769 = 641888^2 + 949363^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313310310313 - 2¹⁴ = 1313310293929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313310319313) 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, 23677406 + ... + 23732807.

It is an arithmetic number, because the mean of its divisors is an integer number (328339437057).

Almost surely, 2^{1313310310313} is an apocalyptic number.

It is an amenable number.

1313310310313 is a deficient number, since it is larger than the sum of its proper divisors (47437915).

1313310310313 is an equidigital number, since it uses as much as digits as its factorization.

1313310310313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47437914.

The product of its (nonzero) digits is 729, while the sum is 23.

Adding to 1313310310313 its reverse (3130130133131), we get a palindrome (4443440443444).

The spelling of 1313310310313 in words is "one trillion, three hundred thirteen billion, three hundred ten million, three hundred ten thousand, three hundred thirteen".