4131331313 has 4 divisors (see below), whose sum is σ = 4374350820. Its totient is φ = 3888311808.

The previous prime is 4131331297. The next prime is 4131331403. The reversal of 4131331313 is 3131331314.

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 2541873889 + 1589457424 = 50417^2 + 39868^2 .

It is not a de Polignac number, because 4131331313 - 2⁴ = 4131331297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4131331013) 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, 121509728 + ... + 121509761.

It is an arithmetic number, because the mean of its divisors is an integer number (1093587705).

Almost surely, 2^4131331313 is an apocalyptic number.

It is an amenable number.

4131331313 is a deficient number, since it is larger than the sum of its proper divisors (243019507).

4131331313 is a wasteful number, since it uses less digits than its factorization.

4131331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243019506.

The product of its digits is 972, while the sum is 23.

The square root of 4131331313 is about 64275.4331996292. The cubic root of 4131331313 is about 1604.5872669251.

Adding to 4131331313 its reverse (3131331314), we get a palindrome (7262662627).

Subtracting from 4131331313 its reverse (3131331314), we obtain a palindrome (999999999).

The spelling of 4131331313 in words is "four billion, one hundred thirty-one million, three hundred thirty-one thousand, three hundred thirteen".