66014041 has 4 divisors (see below), whose sum is σ = 66066084. Its totient is φ = 65962000.

The previous prime is 66014027. The next prime is 66014051. The reversal of 66014041 is 14041066.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3667225 + 62346816 = 1915^2 + 7896^2 .

It is a cyclic number.

It is not a de Polignac number, because 66014041 - 2¹⁷ = 65882969 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66014051) 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 in 3 ways as a sum of consecutive naturals, for example, 24070 + ... + 26671.

It is an arithmetic number, because the mean of its divisors is an integer number (16516521).

Almost surely, 2^66014041 is an apocalyptic number.

It is an amenable number.

66014041 is a deficient number, since it is larger than the sum of its proper divisors (52043).

66014041 is a wasteful number, since it uses less digits than its factorization.

66014041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52042.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 66014041 is about 8124.9025224922. The cubic root of 66014041 is about 404.1526581368.

The spelling of 66014041 in words is "sixty-six million, fourteen thousand, forty-one".