6813193 has 2 divisors, whose sum is σ = 6813194. Its totient is φ = 6813192.

The previous prime is 6813181. The next prime is 6813199. The reversal of 6813193 is 3913186.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4613904 + 2199289 = 2148^2 + 1483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6813193 is a prime.

It is not a weakly prime, because it can be changed into another prime (6813199) 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 as a sum of consecutive naturals, namely, 3406596 + 3406597.

It is an arithmetic number, because the mean of its divisors is an integer number (3406597).

Almost surely, 2^6813193 is an apocalyptic number.

It is an amenable number.

6813193 is a deficient number, since it is larger than the sum of its proper divisors (1).

6813193 is an equidigital number, since it uses as much as digits as its factorization.

6813193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 6813193 is about 2610.2093785748. The cubic root of 6813193 is about 189.5760909308.

The spelling of 6813193 in words is "six million, eight hundred thirteen thousand, one hundred ninety-three".