66036167 has 2 divisors, whose sum is σ = 66036168. Its totient is φ = 66036166.

The previous prime is 66036121. The next prime is 66036209. The reversal of 66036167 is 76163066.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66036167 - 2⁸ = 66035911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66036667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33018083 + 33018084.

It is an arithmetic number, because the mean of its divisors is an integer number (33018084).

Almost surely, 2^66036167 is an apocalyptic number.

66036167 is a deficient number, since it is larger than the sum of its proper divisors (1).

66036167 is an equidigital number, since it uses as much as digits as its factorization.

66036167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 66036167 is about 8126.2640247533. The cubic root of 66036167 is about 404.1978065260.

The spelling of 66036167 in words is "sixty-six million, thirty-six thousand, one hundred sixty-seven".