166343017 has 2 divisors, whose sum is σ = 166343018. Its totient is φ = 166343016.

The previous prime is 166342999. The next prime is 166343041. The reversal of 166343017 is 710343661.

166343017 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., 118788201 + 47554816 = 10899^2 + 6896^2 .

It is a cyclic number.

It is not a de Polignac number, because 166343017 - 2¹¹ = 166340969 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 166343017.

It is not a weakly prime, because it can be changed into another prime (166343087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83171508 + 83171509.

It is an arithmetic number, because the mean of its divisors is an integer number (83171509).

Almost surely, 2^166343017 is an apocalyptic number.

It is an amenable number.

166343017 is a deficient number, since it is larger than the sum of its proper divisors (1).

166343017 is an equidigital number, since it uses as much as digits as its factorization.

166343017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 166343017 is about 12897.4034983790. The cubic root of 166343017 is about 549.9647547662.

Adding to 166343017 its reverse (710343661), we get a palindrome (876686678).

The spelling of 166343017 in words is "one hundred sixty-six million, three hundred forty-three thousand, seventeen".