43271 has 2 divisors, whose sum is σ = 43272. Its totient is φ = 43270.

The previous prime is 43261. The next prime is 43283. The reversal of 43271 is 17234.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43271 - 2⁶ = 43207 is a prime.

It is a Chen prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43201) 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, 21635 + 21636.

It is an arithmetic number, because the mean of its divisors is an integer number (21636).

2⁴³²⁷¹ is an apocalyptic number.

43271 is a deficient number, since it is larger than the sum of its proper divisors (1).

43271 is an equidigital number, since it uses as much as digits as its factorization.

43271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168, while the sum is 17.

The square root of 43271 is about 208.0168262425. The cubic root of 43271 is about 35.1074250464.

The spelling of 43271 in words is "forty-three thousand, two hundred seventy-one", and thus it is an iban number.