4243441011239 has 2 divisors, whose sum is σ = 4243441011240. Its totient is φ = 4243441011238.

The previous prime is 4243441011101. The next prime is 4243441011247. The reversal of 4243441011239 is 9321101443424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4243441011239 - 2¹⁶ = 4243440945703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243441011269) 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, 2121720505619 + 2121720505620.

It is an arithmetic number, because the mean of its divisors is an integer number (2121720505620).

Almost surely, 2^{4243441011239} is an apocalyptic number.

4243441011239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243441011239 is an equidigital number, since it uses as much as digits as its factorization.

4243441011239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 4243441011239 in words is "four trillion, two hundred forty-three billion, four hundred forty-one million, eleven thousand, two hundred thirty-nine".