171343 has 4 divisors (see below), whose sum is σ = 181440. Its totient is φ = 161248.

The previous prime is 171341. The next prime is 171383. The reversal of 171343 is 343171.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343171 = 571 ⋅601.

It is a cyclic number.

It is not a de Polignac number, because 171343 - 2¹ = 171341 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 171343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171341) 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 in 3 ways as a sum of consecutive naturals, for example, 5023 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2¹⁷¹³⁴³ is an apocalyptic number.

171343 is a deficient number, since it is larger than the sum of its proper divisors (10097).

171343 is a wasteful number, since it uses less digits than its factorization.

171343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10096.

The product of its digits is 252, while the sum is 19.

The square root of 171343 is about 413.9359853890. The cubic root of 171343 is about 55.5420777676.

It can be divided in two parts, 171 and 343, that multiplied together give a triangular number (58653 = T₃₄₂).

The spelling of 171343 in words is "one hundred seventy-one thousand, three hundred forty-three", and thus it is an iban number.