545003445 has 32 divisors (see below), whose sum is σ = 999025920. Its totient is φ = 248532480.

The previous prime is 545003443. The next prime is 545003453. The reversal of 545003445 is 544300545.

545003445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 545003445 - 2¹ = 545003443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545003443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38041 + ... + 50369.

It is an arithmetic number, because the mean of its divisors is an integer number (31219560).

Almost surely, 2^545003445 is an apocalyptic number.

It is an amenable number.

545003445 is a deficient number, since it is larger than the sum of its proper divisors (454022475).

545003445 is a wasteful number, since it uses less digits than its factorization.

545003445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12765.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 545003445 is about 23345.3088435343. The cubic root of 545003445 is about 816.8326381170.

Subtracting from 545003445 its product of nonzero digits (24000), we obtain a palindrome (544979445).

The spelling of 545003445 in words is "five hundred forty-five million, three thousand, four hundred forty-five".