313003011313 has 4 divisors (see below), whose sum is σ = 313222049140. Its totient is φ = 312783973488.

The previous prime is 313003011301. The next prime is 313003011341. The reversal of 313003011313 is 313110300313.

It is a happy number.

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 92274997824 + 220728013489 = 303768^2 + 469817^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313003011313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313003011353) 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, 109516770 + ... + 109519627.

It is an arithmetic number, because the mean of its divisors is an integer number (78305512285).

Almost surely, 2^313003011313 is an apocalyptic number.

It is an amenable number.

313003011313 is a deficient number, since it is larger than the sum of its proper divisors (219037827).

313003011313 is a wasteful number, since it uses less digits than its factorization.

313003011313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219037826.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 313003011313 its reverse (313110300313), we get a palindrome (626113311626).

The spelling of 313003011313 in words is "three hundred thirteen billion, three million, eleven thousand, three hundred thirteen".