545253303473 has 2 divisors, whose sum is σ = 545253303474. Its totient is φ = 545253303472.

The previous prime is 545253303467. The next prime is 545253303521. The reversal of 545253303473 is 374303352545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 417441333409 + 127811970064 = 646097^2 + 357508^2 .

It is a cyclic number.

It is not a de Polignac number, because 545253303473 - 2²⁸ = 544984868017 is a prime.

It is not a weakly prime, because it can be changed into another prime (545253303403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272626651736 + 272626651737.

It is an arithmetic number, because the mean of its divisors is an integer number (272626651737).

Almost surely, 2^545253303473 is an apocalyptic number.

It is an amenable number.

545253303473 is a deficient number, since it is larger than the sum of its proper divisors (1).

545253303473 is an equidigital number, since it uses as much as digits as its factorization.

545253303473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268000, while the sum is 44.

The spelling of 545253303473 in words is "five hundred forty-five billion, two hundred fifty-three million, three hundred three thousand, four hundred seventy-three".