166960567 has 2 divisors, whose sum is σ = 166960568. Its totient is φ = 166960566.

The previous prime is 166960481. The next prime is 166960579. The reversal of 166960567 is 765069661.

It is a strong prime.

It is an emirp because it is prime and its reverse (765069661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 166960567 - 2¹⁹ = 166436279 is a prime.

It is a super-2 number, since 2×166960567² = 55751661865922978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166960867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83480283 + 83480284.

It is an arithmetic number, because the mean of its divisors is an integer number (83480284).

Almost surely, 2^166960567 is an apocalyptic number.

166960567 is a deficient number, since it is larger than the sum of its proper divisors (1).

166960567 is an equidigital number, since it uses as much as digits as its factorization.

166960567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 166960567 is about 12921.3221846683. The cubic root of 166960567 is about 550.6444973669.

The spelling of 166960567 in words is "one hundred sixty-six million, nine hundred sixty thousand, five hundred sixty-seven".