5436643 has 2 divisors, whose sum is σ = 5436644. Its totient is φ = 5436642.

The previous prime is 5436637. The next prime is 5436647. The reversal of 5436643 is 3466345.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5436643 - 2⁹ = 5436131 is a prime.

It is not a weakly prime, because it can be changed into another prime (5436647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2718321 + 2718322.

It is an arithmetic number, because the mean of its divisors is an integer number (2718322).

Almost surely, 2^5436643 is an apocalyptic number.

5436643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5436643 is an equidigital number, since it uses as much as digits as its factorization.

5436643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 31.

The square root of 5436643 is about 2331.6609959426. The cubic root of 5436643 is about 175.8370025863.

The spelling of 5436643 in words is "five million, four hundred thirty-six thousand, six hundred forty-three".