545171 has 8 divisors (see below), whose sum is σ = 615600. Its totient is φ = 478240.

The previous prime is 545161. The next prime is 545189. The reversal of 545171 is 171545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545171 - 2¹⁸ = 283027 is a prime.

It is a super-2 number, since 2×545171² = 594422838482, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (545131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536 + ... + 1173.

It is an arithmetic number, because the mean of its divisors is an integer number (76950).

2⁵⁴⁵¹⁷¹ is an apocalyptic number.

545171 is a deficient number, since it is larger than the sum of its proper divisors (70429).

545171 is a wasteful number, since it uses less digits than its factorization.

545171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749.

The product of its digits is 700, while the sum is 23.

The square root of 545171 is about 738.3569597424. The cubic root of 545171 is about 81.6916338120.

It can be divided in two parts, 54 and 5171, that added together give a palindrome (5225).

The spelling of 545171 in words is "five hundred forty-five thousand, one hundred seventy-one".