6813473 has 2 divisors, whose sum is σ = 6813474. Its totient is φ = 6813472.

The previous prime is 6813409. The next prime is 6813487. The reversal of 6813473 is 3743186.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3655744 + 3157729 = 1912^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 6813473 - 2⁶ = 6813409 is a prime.

It is not a weakly prime, because it can be changed into another prime (6813403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3406736 + 3406737.

It is an arithmetic number, because the mean of its divisors is an integer number (3406737).

Almost surely, 2^6813473 is an apocalyptic number.

It is an amenable number.

6813473 is a deficient number, since it is larger than the sum of its proper divisors (1).

6813473 is an equidigital number, since it uses as much as digits as its factorization.

6813473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 6813473 is about 2610.2630135678. The cubic root of 6813473 is about 189.5786878814.

The spelling of 6813473 in words is "six million, eight hundred thirteen thousand, four hundred seventy-three".