16066111 has 2 divisors, whose sum is σ = 16066112. Its totient is φ = 16066110.

The previous prime is 16066109. The next prime is 16066123. The reversal of 16066111 is 11166061.

It is a weak prime.

It is an emirp because it is prime and its reverse (11166061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16066111 - 2¹ = 16066109 is a prime.

Together with 16066109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16066181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8033055 + 8033056.

It is an arithmetic number, because the mean of its divisors is an integer number (8033056).

Almost surely, 2^16066111 is an apocalyptic number.

16066111 is a deficient number, since it is larger than the sum of its proper divisors (1).

16066111 is an equidigital number, since it uses as much as digits as its factorization.

16066111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 16066111 is about 4008.2553561369. The cubic root of 16066111 is about 252.3307940640.

The spelling of 16066111 in words is "sixteen million, sixty-six thousand, one hundred eleven".