166967 has 2 divisors, whose sum is σ = 166968. Its totient is φ = 166966.

The previous prime is 166949. The next prime is 166973. The reversal of 166967 is 769661.

It is a happy number.

166967 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 is an emirp because it is prime and its reverse (769661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 166967 - 2¹⁴ = 150583 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83483 + 83484.

It is an arithmetic number, because the mean of its divisors is an integer number (83484).

2¹⁶⁶⁹⁶⁷ is an apocalyptic number.

166967 is a deficient number, since it is larger than the sum of its proper divisors (1).

166967 is an equidigital number, since it uses as much as digits as its factorization.

166967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 35.

The square root of 166967 is about 408.6159566145. The cubic root of 166967 is about 55.0651569397.

The spelling of 166967 in words is "one hundred sixty-six thousand, nine hundred sixty-seven".