5081050100173 has 2 divisors, whose sum is σ = 5081050100174. Its totient is φ = 5081050100172.

The previous prime is 5081050100167. The next prime is 5081050100209. The reversal of 5081050100173 is 3710010501805.

5081050100173 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2643885756009 + 2437164344164 = 1626003^2 + 1561142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5081050100173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5081050100573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2540525050086 + 2540525050087.

It is an arithmetic number, because the mean of its divisors is an integer number (2540525050087).

Almost surely, 2^{5081050100173} is an apocalyptic number.

It is an amenable number.

5081050100173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5081050100173 is an equidigital number, since it uses as much as digits as its factorization.

5081050100173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 31.

Adding to 5081050100173 its reverse (3710010501805), we get a palindrome (8791060601978).

The spelling of 5081050100173 in words is "five trillion, eighty-one billion, fifty million, one hundred thousand, one hundred seventy-three".