41543 has 2 divisors, whose sum is σ = 41544. Its totient is φ = 41542.

The previous prime is 41539. The next prime is 41549. The reversal of 41543 is 34514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41543 - 2² = 41539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20771 + 20772.

It is an arithmetic number, because the mean of its divisors is an integer number (20772).

2⁴¹⁵⁴³ is an apocalyptic number.

41543 is a deficient number, since it is larger than the sum of its proper divisors (1).

41543 is an equidigital number, since it uses as much as digits as its factorization.

41543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 17.

The square root of 41543 is about 203.8209998994. The cubic root of 41543 is about 34.6337314580.

The spelling of 41543 in words is "forty-one thousand, five hundred forty-three".