545305003 has 2 divisors, whose sum is σ = 545305004. Its totient is φ = 545305002.

The previous prime is 545304983. The next prime is 545305037. The reversal of 545305003 is 300503545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545305003 is a prime.

It is not a weakly prime, because it can be changed into another prime (545305093) 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 as a sum of consecutive naturals, namely, 272652501 + 272652502.

It is an arithmetic number, because the mean of its divisors is an integer number (272652502).

Almost surely, 2^545305003 is an apocalyptic number.

545305003 is a deficient number, since it is larger than the sum of its proper divisors (1).

545305003 is an equidigital number, since it uses as much as digits as its factorization.

545305003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 545305003 is about 23351.7665927013. The cubic root of 545305003 is about 816.9832652991.

Adding to 545305003 its reverse (300503545), we get a palindrome (845808548).

The spelling of 545305003 in words is "five hundred forty-five million, three hundred five thousand, three".