318632313113 has 4 divisors (see below), whose sum is σ = 332485891968. Its totient is φ = 304778734260.

The previous prime is 318632313049. The next prime is 318632313133. The reversal of 318632313113 is 311313236813.

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 318632313113 - 2⁶ = 318632313049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (318632313133) 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, 6926789393 + ... + 6926789438.

It is an arithmetic number, because the mean of its divisors is an integer number (83121472992).

Almost surely, 2^318632313113 is an apocalyptic number.

It is an amenable number.

318632313113 is a deficient number, since it is larger than the sum of its proper divisors (13853578855).

318632313113 is a wasteful number, since it uses less digits than its factorization.

318632313113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13853578854.

The product of its digits is 23328, while the sum is 35.

Adding to 318632313113 its reverse (311313236813), we get a palindrome (629945549926).

The spelling of 318632313113 in words is "three hundred eighteen billion, six hundred thirty-two million, three hundred thirteen thousand, one hundred thirteen".