545011215150211 has 2 divisors, whose sum is σ = 545011215150212. Its totient is φ = 545011215150210.

The previous prime is 545011215150203. The next prime is 545011215150223. The reversal of 545011215150211 is 112051512110545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545011215150211 - 2³ = 545011215150203 is a prime.

It is not a weakly prime, because it can be changed into another prime (545011215150271) 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, 272505607575105 + 272505607575106.

It is an arithmetic number, because the mean of its divisors is an integer number (272505607575106).

Almost surely, 2^{545011215150211} is an apocalyptic number.

545011215150211 is a deficient number, since it is larger than the sum of its proper divisors (1).

545011215150211 is an equidigital number, since it uses as much as digits as its factorization.

545011215150211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10000, while the sum is 34.

Adding to 545011215150211 its reverse (112051512110545), we get a palindrome (657062727260756).

The spelling of 545011215150211 in words is "five hundred forty-five trillion, eleven billion, two hundred fifteen million, one hundred fifty thousand, two hundred eleven".