5221006434173 has 2 divisors, whose sum is σ = 5221006434174. Its totient is φ = 5221006434172.

The previous prime is 5221006434151. The next prime is 5221006434223. The reversal of 5221006434173 is 3714346001225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4947323650564 + 273682783609 = 2224258^2 + 523147^2 .

It is a cyclic number.

It is not a de Polignac number, because 5221006434173 - 2²⁰ = 5221005385597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5221006437173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610503217086 + 2610503217087.

It is an arithmetic number, because the mean of its divisors is an integer number (2610503217087).

Almost surely, 2^{5221006434173} is an apocalyptic number.

It is an amenable number.

5221006434173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5221006434173 is an equidigital number, since it uses as much as digits as its factorization.

5221006434173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 5221006434173 in words is "five trillion, two hundred twenty-one billion, six million, four hundred thirty-four thousand, one hundred seventy-three".