43066201 has 2 divisors, whose sum is σ = 43066202. Its totient is φ = 43066200.

The previous prime is 43066171. The next prime is 43066229. The reversal of 43066201 is 10266034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36614601 + 6451600 = 6051^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 43066201 - 2⁵ = 43066169 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43066291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21533100 + 21533101.

It is an arithmetic number, because the mean of its divisors is an integer number (21533101).

Almost surely, 2^43066201 is an apocalyptic number.

It is an amenable number.

43066201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43066201 is an equidigital number, since it uses as much as digits as its factorization.

43066201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 43066201 is about 6562.4843618861. The cubic root of 43066201 is about 350.5195033520.

The spelling of 43066201 in words is "forty-three million, sixty-six thousand, two hundred one".