540171 has 12 divisors (see below), whose sum is σ = 797472. Its totient is φ = 352176.

The previous prime is 540167. The next prime is 540173. The reversal of 540171 is 171045.

It is not a de Polignac number, because 540171 - 2² = 540167 is a prime.

540171 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (540173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (66456).

2⁵⁴⁰¹⁷¹ is an apocalyptic number.

540171 is a deficient number, since it is larger than the sum of its proper divisors (257301).

540171 is a wasteful number, since it uses less digits than its factorization.

540171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330 (or 1327 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 540171 is about 734.9632643881. The cubic root of 540171 is about 81.4411232465.

The spelling of 540171 in words is "five hundred forty thousand, one hundred seventy-one".