6540967 has 2 divisors, whose sum is σ = 6540968. Its totient is φ = 6540966.

The previous prime is 6540953. The next prime is 6540977. The reversal of 6540967 is 7690456.

6540967 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6540967 - 2¹⁵ = 6508199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6540977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270483 + 3270484.

It is an arithmetic number, because the mean of its divisors is an integer number (3270484).

Almost surely, 2^6540967 is an apocalyptic number.

6540967 is a deficient number, since it is larger than the sum of its proper divisors (1).

6540967 is an equidigital number, since it uses as much as digits as its factorization.

6540967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 6540967 is about 2557.5314269819. The cubic root of 6540967 is about 187.0168133814.

The spelling of 6540967 in words is "six million, five hundred forty thousand, nine hundred sixty-seven".