660167 has 2 divisors, whose sum is σ = 660168. Its totient is φ = 660166.

The previous prime is 660157. The next prime is 660181. The reversal of 660167 is 761066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 660167 - 2⁶ = 660103 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 660167.

It is not a weakly prime, because it can be changed into another prime (660137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330083 + 330084.

It is an arithmetic number, because the mean of its divisors is an integer number (330084).

2⁶⁶⁰¹⁶⁷ is an apocalyptic number.

660167 is a deficient number, since it is larger than the sum of its proper divisors (1).

660167 is an equidigital number, since it uses as much as digits as its factorization.

660167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 660167 is about 812.5066153577. The cubic root of 660167 is about 87.0732197275.

The spelling of 660167 in words is "six hundred sixty thousand, one hundred sixty-seven".