16081703173 has 2 divisors, whose sum is σ = 16081703174. Its totient is φ = 16081703172.

The previous prime is 16081703161. The next prime is 16081703213. The reversal of 16081703173 is 37130718061.

It is a happy number.

16081703173 is digitally balanced in base 2, 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., 15300947809 + 780755364 = 123697^2 + 27942^2 .

It is a cyclic number.

It is not a de Polignac number, because 16081703173 - 2⁹ = 16081702661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16081703153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8040851586 + 8040851587.

It is an arithmetic number, because the mean of its divisors is an integer number (8040851587).

Almost surely, 2^16081703173 is an apocalyptic number.

It is an amenable number.

16081703173 is a deficient number, since it is larger than the sum of its proper divisors (1).

16081703173 is an equidigital number, since it uses as much as digits as its factorization.

16081703173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 37.

It can be divided in two parts, 1608 and 1703173, that added together give a triangular number (1704781 = T₁₈₄₆).

The spelling of 16081703173 in words is "sixteen billion, eighty-one million, seven hundred three thousand, one hundred seventy-three".