27143 has 2 divisors, whose sum is σ = 27144. Its totient is φ = 27142.

The previous prime is 27127. The next prime is 27179. The reversal of 27143 is 34172.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27143 - 2⁴ = 27127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27103) 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, 13571 + 13572.

It is an arithmetic number, because the mean of its divisors is an integer number (13572).

2²⁷¹⁴³ is an apocalyptic number.

27143 is a deficient number, since it is larger than the sum of its proper divisors (1).

27143 is an equidigital number, since it uses as much as digits as its factorization.

27143 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 27143 is about 164.7513277640. The cubic root of 27143 is about 30.0528697346.

The spelling of 27143 in words is "twenty-seven thousand, one hundred forty-three", and thus it is an iban number.