6813313 has 8 divisors (see below), whose sum is σ = 7656768. Its totient is φ = 6015504.

The previous prime is 6813299. The next prime is 6813349. The reversal of 6813313 is 3133186.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6813313 - 2¹³ = 6805121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6813353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11095 + ... + 11692.

It is an arithmetic number, because the mean of its divisors is an integer number (957096).

Almost surely, 2^6813313 is an apocalyptic number.

It is an amenable number.

6813313 is a deficient number, since it is larger than the sum of its proper divisors (843455).

6813313 is a wasteful number, since it uses less digits than its factorization.

6813313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22823.

The product of its digits is 1296, while the sum is 25.

The square root of 6813313 is about 2610.2323651353. The cubic root of 6813313 is about 189.5772039184.

Adding to 6813313 its reverse (3133186), we get a palindrome (9946499).

The spelling of 6813313 in words is "six million, eight hundred thirteen thousand, three hundred thirteen".