43301441242243 has 2 divisors, whose sum is σ = 43301441242244. Its totient is φ = 43301441242242.

The previous prime is 43301441242219. The next prime is 43301441242247. The reversal of 43301441242243 is 34224214410334.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43301441242243 is a prime.

It is not a weakly prime, because it can be changed into another prime (43301441242247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21650720621121 + 21650720621122.

It is an arithmetic number, because the mean of its divisors is an integer number (21650720621122).

Almost surely, 2^{43301441242243} is an apocalyptic number.

43301441242243 is a deficient number, since it is larger than the sum of its proper divisors (1).

43301441242243 is an equidigital number, since it uses as much as digits as its factorization.

43301441242243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 43301441242243 its reverse (34224214410334), we get a palindrome (77525655652577).

The spelling of 43301441242243 in words is "forty-three trillion, three hundred one billion, four hundred forty-one million, two hundred forty-two thousand, two hundred forty-three".