545175 has 18 divisors (see below), whose sum is σ = 976872. Its totient is φ = 290640.

The previous prime is 545161. The next prime is 545189. The reversal of 545175 is 571545.

It is an interprime number because it is at equal distance from previous prime (545161) and next prime (545189).

It is not a de Polignac number, because 545175 - 2⁵ = 545143 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

545175 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545175.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 987 + ... + 1436.

2⁵⁴⁵¹⁷⁵ is an apocalyptic number.

545175 is a deficient number, since it is larger than the sum of its proper divisors (431697).

545175 is a wasteful number, since it uses less digits than its factorization.

545175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439 (or 2431 counting only the distinct ones).

The product of its digits is 3500, while the sum is 27.

The square root of 545175 is about 738.3596684543. The cubic root of 545175 is about 81.6918336060.

The spelling of 545175 in words is "five hundred forty-five thousand, one hundred seventy-five".