545031044 has 12 divisors (see below), whose sum is σ = 955416924. Its totient is φ = 272054784.

The previous prime is 545031043. The next prime is 545031059. The reversal of 545031044 is 440130545.

It can be written as a sum of positive squares in 2 ways, for example, as 126337600 + 418693444 = 11240^2 + 20462^2 .

It is not an unprimeable number, because it can be changed into a prime (545031043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112517 + ... + 117260.

It is an arithmetic number, because the mean of its divisors is an integer number (79618077).

Almost surely, 2^545031044 is an apocalyptic number.

It is an amenable number.

545031044 is a deficient number, since it is larger than the sum of its proper divisors (410385880).

545031044 is a wasteful number, since it uses less digits than its factorization.

545031044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230374 (or 230372 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 545031044 is about 23345.8999398181. The cubic root of 545031044 is about 816.8464260319.

Adding to 545031044 its reverse (440130545), we get a palindrome (985161589).

The spelling of 545031044 in words is "five hundred forty-five million, thirty-one thousand, forty-four".