545043305 has 16 divisors (see below), whose sum is σ = 683299584. Its totient is φ = 416581440.

The previous prime is 545043293. The next prime is 545043319. The reversal of 545043305 is 503340545.

545043305 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 545043305 - 2⁸ = 545043049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116267 + ... + 120863.

It is an arithmetic number, because the mean of its divisors is an integer number (42706224).

Almost surely, 2^545043305 is an apocalyptic number.

It is an amenable number.

545043305 is a deficient number, since it is larger than the sum of its proper divisors (138256279).

545043305 is a wasteful number, since it uses less digits than its factorization.

545043305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 545043305 is about 23346.1625326305. The cubic root of 545043305 is about 816.8525512359.

The spelling of 545043305 in words is "five hundred forty-five million, forty-three thousand, three hundred five".