545104 has 40 divisors (see below), whose sum is σ = 1253888. Its totient is φ = 224640.

The previous prime is 545093. The next prime is 545117. The reversal of 545104 is 401545.

545104 is nontrivially palindromic in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394 + ... + 3550.

2⁵⁴⁵¹⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626944).

545104 is an abundant number, since it is smaller than the sum of its proper divisors (708784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545104 is a wasteful number, since it uses less digits than its factorization.

545104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 545104 is about 738.3115873397. The cubic root of 545104 is about 81.6882871166.

Adding to 545104 its reverse (401545), we get a palindrome (946649).

The spelling of 545104 in words is "five hundred forty-five thousand, one hundred four".