6560971 has 2 divisors, whose sum is σ = 6560972. Its totient is φ = 6560970.

The previous prime is 6560959. The next prime is 6560987. The reversal of 6560971 is 1790656.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6560971 - 2⁷ = 6560843 is a prime.

It is not a weakly prime, because it can be changed into another prime (6560921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3280485 + 3280486.

It is an arithmetic number, because the mean of its divisors is an integer number (3280486).

Almost surely, 2^6560971 is an apocalyptic number.

6560971 is a deficient number, since it is larger than the sum of its proper divisors (1).

6560971 is an equidigital number, since it uses as much as digits as its factorization.

6560971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 6560971 is about 2561.4392438627. The cubic root of 6560971 is about 187.2072682515.

The spelling of 6560971 in words is "six million, five hundred sixty thousand, nine hundred seventy-one".