545150 has 12 divisors (see below), whose sum is σ = 1014072. Its totient is φ = 218040.

The previous prime is 545143. The next prime is 545161. The reversal of 545150 is 51545.

545150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5402 + ... + 5501.

It is an arithmetic number, because the mean of its divisors is an integer number (84506).

2⁵⁴⁵¹⁵⁰ is an apocalyptic number.

545150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545150 is a deficient number, since it is larger than the sum of its proper divisors (468922).

545150 is a wasteful number, since it uses less digits than its factorization.

545150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10915 (or 10910 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 545150 is about 738.3427388415. The cubic root of 545150 is about 81.6905848773.

Adding to 545150 its reverse (51545), we get a palindrome (596695).

The spelling of 545150 in words is "five hundred forty-five thousand, one hundred fifty".