545217083 has 2 divisors, whose sum is σ = 545217084. Its totient is φ = 545217082.

The previous prime is 545217067. The next prime is 545217107. The reversal of 545217083 is 380712545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545217083 - 2⁴ = 545217067 is a prime.

It is not a weakly prime, because it can be changed into another prime (545216083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272608541 + 272608542.

It is an arithmetic number, because the mean of its divisors is an integer number (272608542).

Almost surely, 2^545217083 is an apocalyptic number.

545217083 is a deficient number, since it is larger than the sum of its proper divisors (1).

545217083 is an equidigital number, since it uses as much as digits as its factorization.

545217083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 545217083 is about 23349.8840039945. The cubic root of 545217083 is about 816.9393552982.

The spelling of 545217083 in words is "five hundred forty-five million, two hundred seventeen thousand, eighty-three".