545544313 has 2 divisors, whose sum is σ = 545544314. Its totient is φ = 545544312.

The previous prime is 545544277. The next prime is 545544343. The reversal of 545544313 is 313445545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 537636969 + 7907344 = 23187^2 + 2812^2 .

It is a cyclic number.

It is not a de Polignac number, because 545544313 - 2¹⁷ = 545413241 is a prime.

It is not a weakly prime, because it can be changed into another prime (545544343) 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, 272772156 + 272772157.

It is an arithmetic number, because the mean of its divisors is an integer number (272772157).

Almost surely, 2^545544313 is an apocalyptic number.

It is an amenable number.

545544313 is a deficient number, since it is larger than the sum of its proper divisors (1).

545544313 is an equidigital number, since it uses as much as digits as its factorization.

545544313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 34.

The square root of 545544313 is about 23356.8900541147. The cubic root of 545544313 is about 817.1027603037.

Adding to 545544313 its reverse (313445545), we get a palindrome (858989858).

The spelling of 545544313 in words is "five hundred forty-five million, five hundred forty-four thousand, three hundred thirteen".