842061173 has 2 divisors, whose sum is σ = 842061174. Its totient is φ = 842061172.

The previous prime is 842061151. The next prime is 842061193. The reversal of 842061173 is 371160248.

842061173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540934564 + 301126609 = 23258^2 + 17353^2 .

It is a cyclic number.

It is not a de Polignac number, because 842061173 - 2⁶ = 842061109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842061193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421030586 + 421030587.

It is an arithmetic number, because the mean of its divisors is an integer number (421030587).

Almost surely, 2^842061173 is an apocalyptic number.

It is an amenable number.

842061173 is a deficient number, since it is larger than the sum of its proper divisors (1).

842061173 is an equidigital number, since it uses as much as digits as its factorization.

842061173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 842061173 is about 29018.2903183492. The cubic root of 842061173 is about 944.3099104111.

The spelling of 842061173 in words is "eight hundred forty-two million, sixty-one thousand, one hundred seventy-three".