166010171 has 2 divisors, whose sum is σ = 166010172. Its totient is φ = 166010170.

The previous prime is 166010111. The next prime is 166010183. The reversal of 166010171 is 171010661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166010171 - 2²² = 161815867 is a prime.

It is not a weakly prime, because it can be changed into another prime (166010101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83005085 + 83005086.

It is an arithmetic number, because the mean of its divisors is an integer number (83005086).

Almost surely, 2^166010171 is an apocalyptic number.

166010171 is a deficient number, since it is larger than the sum of its proper divisors (1).

166010171 is an equidigital number, since it uses as much as digits as its factorization.

166010171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 166010171 is about 12884.4934320291. The cubic root of 166010171 is about 549.5976903665.

The spelling of 166010171 in words is "one hundred sixty-six million, ten thousand, one hundred seventy-one".