6705091 has 2 divisors, whose sum is σ = 6705092. Its totient is φ = 6705090.

The previous prime is 6705079. The next prime is 6705109. The reversal of 6705091 is 1905076.

It is a happy number.

Together with next prime (6705109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6705091 - 2¹¹ = 6703043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6705001) 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, 3352545 + 3352546.

It is an arithmetic number, because the mean of its divisors is an integer number (3352546).

Almost surely, 2^6705091 is an apocalyptic number.

6705091 is a deficient number, since it is larger than the sum of its proper divisors (1).

6705091 is an equidigital number, since it uses as much as digits as its factorization.

6705091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 6705091 is about 2589.4190468134. The cubic root of 6705091 is about 188.5681001260.

The spelling of 6705091 in words is "six million, seven hundred five thousand, ninety-one".