6591287 has 2 divisors, whose sum is σ = 6591288. Its totient is φ = 6591286.

The previous prime is 6591281. The next prime is 6591293. The reversal of 6591287 is 7821956.

It is a balanced prime because it is at equal distance from previous prime (6591281) and next prime (6591293).

It is a cyclic number.

It is not a de Polignac number, because 6591287 - 2⁸ = 6591031 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6591287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6591281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3295643 + 3295644.

It is an arithmetic number, because the mean of its divisors is an integer number (3295644).

Almost surely, 2^6591287 is an apocalyptic number.

6591287 is a deficient number, since it is larger than the sum of its proper divisors (1).

6591287 is an equidigital number, since it uses as much as digits as its factorization.

6591287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 38.

The square root of 6591287 is about 2567.3501903714. The cubic root of 6591287 is about 187.4951655050.

The spelling of 6591287 in words is "six million, five hundred ninety-one thousand, two hundred eighty-seven".