545044559 has 2 divisors, whose sum is σ = 545044560. Its totient is φ = 545044558.

The previous prime is 545044553. The next prime is 545044561. The reversal of 545044559 is 955440545.

545044559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545044559 - 2⁴ = 545044543 is a prime.

Together with 545044561, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545044553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272522279 + 272522280.

It is an arithmetic number, because the mean of its divisors is an integer number (272522280).

Almost surely, 2^545044559 is an apocalyptic number.

545044559 is a deficient number, since it is larger than the sum of its proper divisors (1).

545044559 is an equidigital number, since it uses as much as digits as its factorization.

545044559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360000, while the sum is 41.

The square root of 545044559 is about 23346.1893892772. The cubic root of 545044559 is about 816.8531776891.

The spelling of 545044559 in words is "five hundred forty-five million, forty-four thousand, five hundred fifty-nine".