47543 has 2 divisors, whose sum is σ = 47544. Its totient is φ = 47542.

The previous prime is 47533. The next prime is 47563. The reversal of 47543 is 34574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47543 - 2⁴ = 47527 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 8 and base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23771 + 23772.

It is an arithmetic number, because the mean of its divisors is an integer number (23772).

2⁴⁷⁵⁴³ is an apocalyptic number.

47543 is a deficient number, since it is larger than the sum of its proper divisors (1).

47543 is an equidigital number, since it uses as much as digits as its factorization.

47543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680, while the sum is 23.

The square root of 47543 is about 218.0435736269. The cubic root of 47543 is about 36.2267071923.

The spelling of 47543 in words is "forty-seven thousand, five hundred forty-three".