6645083 has 2 divisors, whose sum is σ = 6645084. Its totient is φ = 6645082.

The previous prime is 6645077. The next prime is 6645131. The reversal of 6645083 is 3805466.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6645083 - 2⁶ = 6645019 is a prime.

It is a super-3 number, since 3×6645083³ (a number of 21 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (6645013) 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, 3322541 + 3322542.

It is an arithmetic number, because the mean of its divisors is an integer number (3322542).

Almost surely, 2^6645083 is an apocalyptic number.

6645083 is a deficient number, since it is larger than the sum of its proper divisors (1).

6645083 is an equidigital number, since it uses as much as digits as its factorization.

6645083 is an odious number, because the sum of its binary digits is odd.

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

The square root of 6645083 is about 2577.8058499429. The cubic root of 6645083 is about 188.0038761084.

The spelling of 6645083 in words is "six million, six hundred forty-five thousand, eighty-three".