43243201 has 2 divisors, whose sum is σ = 43243202. Its totient is φ = 43243200.

The previous prime is 43243181. The next prime is 43243217. The reversal of 43243201 is 10234234.

43243201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42562576 + 680625 = 6524^2 + 825^2 .

It is a cyclic number.

It is not a de Polignac number, because 43243201 - 2¹¹ = 43241153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43243261) 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, 21621600 + 21621601.

It is an arithmetic number, because the mean of its divisors is an integer number (21621601).

Almost surely, 2^43243201 is an apocalyptic number.

It is an amenable number.

43243201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43243201 is an equidigital number, since it uses as much as digits as its factorization.

43243201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 43243201 is about 6575.9562802683. The cubic root of 43243201 is about 350.9990530354. Note that the first 3 decimals are identical.

Adding to 43243201 its reverse (10234234), we get a palindrome (53477435).

The spelling of 43243201 in words is "forty-three million, two hundred forty-three thousand, two hundred one".