171043 has 2 divisors, whose sum is σ = 171044. Its totient is φ = 171042.

The previous prime is 171029. The next prime is 171047. The reversal of 171043 is 340171.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 171043 - 2¹⁷ = 39971 is a prime.

It is a zygodrome in base 6.

It is not a weakly prime, because it can be changed into another prime (171047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85521 + 85522.

It is an arithmetic number, because the mean of its divisors is an integer number (85522).

2¹⁷¹⁰⁴³ is an apocalyptic number.

171043 is a deficient number, since it is larger than the sum of its proper divisors (1).

171043 is an equidigital number, since it uses as much as digits as its factorization.

171043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 171043 is about 413.5734517592. The cubic root of 171043 is about 55.5096431043.

The spelling of 171043 in words is "one hundred seventy-one thousand, forty-three", and thus it is an iban number.