5545643 has 2 divisors, whose sum is σ = 5545644. Its totient is φ = 5545642.

The previous prime is 5545637. The next prime is 5545649. The reversal of 5545643 is 3465455.

5545643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (5545637) and next prime (5545649).

It is a cyclic number.

It is not a de Polignac number, because 5545643 - 2⁴ = 5545627 is a prime.

It is not a weakly prime, because it can be changed into another prime (5545649) 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, 2772821 + 2772822.

It is an arithmetic number, because the mean of its divisors is an integer number (2772822).

Almost surely, 2^5545643 is an apocalyptic number.

5545643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545643 is an equidigital number, since it uses as much as digits as its factorization.

5545643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 32.

The square root of 5545643 is about 2354.9188945694. The cubic root of 5545643 is about 177.0043621979.

The spelling of 5545643 in words is "five million, five hundred forty-five thousand, six hundred forty-three".