6540683 has 4 divisors (see below), whose sum is σ = 6552168. Its totient is φ = 6529200.

The previous prime is 6540679. The next prime is 6540691. The reversal of 6540683 is 3860456.

6540683 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6540683 - 2² = 6540679 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6540623) 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 in 3 ways as a sum of consecutive naturals, for example, 4841 + ... + 6042.

It is an arithmetic number, because the mean of its divisors is an integer number (1638042).

Almost surely, 2^6540683 is an apocalyptic number.

6540683 is a deficient number, since it is larger than the sum of its proper divisors (11485).

6540683 is a wasteful number, since it uses less digits than its factorization.

6540683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11484.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 6540683 is about 2557.4759040898. The cubic root of 6540683 is about 187.0141066693.

The spelling of 6540683 in words is "six million, five hundred forty thousand, six hundred eighty-three".