166112773 has 2 divisors, whose sum is σ = 166112774. Its totient is φ = 166112772.

The previous prime is 166112743. The next prime is 166112803. The reversal of 166112773 is 377211661.

166112773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (166112743) and next prime (166112803).

It can be written as a sum of positive squares in only one way, i.e., 106853569 + 59259204 = 10337^2 + 7698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166112773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166112743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83056386 + 83056387.

It is an arithmetic number, because the mean of its divisors is an integer number (83056387).

Almost surely, 2^166112773 is an apocalyptic number.

It is an amenable number.

166112773 is a deficient number, since it is larger than the sum of its proper divisors (1).

166112773 is an equidigital number, since it uses as much as digits as its factorization.

166112773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 166112773 is about 12888.4744248495. The cubic root of 166112773 is about 549.7108926856.

The spelling of 166112773 in words is "one hundred sixty-six million, one hundred twelve thousand, seven hundred seventy-three".