545967473 has 2 divisors, whose sum is σ = 545967474. Its totient is φ = 545967472.

The previous prime is 545967379. The next prime is 545967481. The reversal of 545967473 is 374769545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329495104 + 216472369 = 18152^2 + 14713^2 .

It is a cyclic number.

It is not a de Polignac number, because 545967473 - 2⁸ = 545967217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (545964473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272983736 + 272983737.

It is an arithmetic number, because the mean of its divisors is an integer number (272983737).

Almost surely, 2^545967473 is an apocalyptic number.

It is an amenable number.

545967473 is a deficient number, since it is larger than the sum of its proper divisors (1).

545967473 is an equidigital number, since it uses as much as digits as its factorization.

545967473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3175200, while the sum is 50.

The square root of 545967473 is about 23365.9468671826. The cubic root of 545967473 is about 817.3139718924.

The spelling of 545967473 in words is "five hundred forty-five million, nine hundred sixty-seven thousand, four hundred seventy-three".