545245303 has 2 divisors, whose sum is σ = 545245304. Its totient is φ = 545245302.

The previous prime is 545245247. The next prime is 545245307. The reversal of 545245303 is 303542545.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545245303 - 2¹³ = 545237111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545245307) 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, 272622651 + 272622652.

It is an arithmetic number, because the mean of its divisors is an integer number (272622652).

Almost surely, 2^545245303 is an apocalyptic number.

545245303 is a deficient number, since it is larger than the sum of its proper divisors (1).

545245303 is an equidigital number, since it uses as much as digits as its factorization.

545245303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 545245303 is about 23350.4882818326. The cubic root of 545245303 is about 816.9534497642.

Adding to 545245303 its reverse (303542545), we get a palindrome (848787848).

The spelling of 545245303 in words is "five hundred forty-five million, two hundred forty-five thousand, three hundred three".