313131314 has 8 divisors (see below), whose sum is σ = 478559340. Its totient is φ = 153611536.

The previous prime is 313131257. The next prime is 313131317. The reversal of 313131314 is 413131313.

313131314 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 281400625 + 31730689 = 16775^2 + 5633^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (313131317) 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, 1476929 + ... + 1477140.

Almost surely, 2^313131314 is an apocalyptic number.

313131314 is a deficient number, since it is larger than the sum of its proper divisors (165428026).

313131314 is a wasteful number, since it uses less digits than its factorization.

313131314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954124.

The product of its digits is 324, while the sum is 20.

The square root of 313131314 is about 17695.5167768562. The cubic root of 313131314 is about 679.0610700586.

Adding to 313131314 its reverse (413131313), we get a palindrome (726262627).

Subtracting 313131314 from its reverse (413131313), we obtain a palindrome (99999999).

The spelling of 313131314 in words is "three hundred thirteen million, one hundred thirty-one thousand, three hundred fourteen".