66067093 has 2 divisors, whose sum is σ = 66067094. Its totient is φ = 66067092.

The previous prime is 66067081. The next prime is 66067121. The reversal of 66067093 is 39076066.

66067093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54730404 + 11336689 = 7398^2 + 3367^2 .

It is a cyclic number.

It is not a de Polignac number, because 66067093 - 2⁵ = 66067061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66067003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33033546 + 33033547.

It is an arithmetic number, because the mean of its divisors is an integer number (33033547).

Almost surely, 2^66067093 is an apocalyptic number.

It is an amenable number.

66067093 is a deficient number, since it is larger than the sum of its proper divisors (1).

66067093 is an equidigital number, since it uses as much as digits as its factorization.

66067093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 66067093 is about 8128.1666444531. The cubic root of 66067093 is about 404.2608945330.

The spelling of 66067093 in words is "sixty-six million, sixty-seven thousand, ninety-three".