545345530125349 has 2 divisors, whose sum is σ = 545345530125350. Its totient is φ = 545345530125348.

The previous prime is 545345530125337. The next prime is 545345530125413. The reversal of 545345530125349 is 943521035543545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 486513454702500 + 58832075422849 = 22057050^2 + 7670207^2 .

It is a cyclic number.

It is not a de Polignac number, because 545345530125349 - 2¹⁷ = 545345529994277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545345530125293 and 545345530125302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545345530125329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272672765062674 + 272672765062675.

It is an arithmetic number, because the mean of its divisors is an integer number (272672765062675).

Almost surely, 2^{545345530125349} is an apocalyptic number.

It is an amenable number.

545345530125349 is a deficient number, since it is larger than the sum of its proper divisors (1).

545345530125349 is an equidigital number, since it uses as much as digits as its factorization.

545345530125349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200000, while the sum is 58.

The spelling of 545345530125349 in words is "five hundred forty-five trillion, three hundred forty-five billion, five hundred thirty million, one hundred twenty-five thousand, three hundred forty-nine".