11111441239 has 2 divisors, whose sum is σ = 11111441240. Its totient is φ = 11111441238.

The previous prime is 11111441137. The next prime is 11111441261. The reversal of 11111441239 is 93214411111.

11111441239 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 is an emirp because it is prime and its reverse (93214411111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11111441239 - 2¹⁷ = 11111310167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111442239) 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 as a sum of consecutive naturals, namely, 5555720619 + 5555720620.

It is an arithmetic number, because the mean of its divisors is an integer number (5555720620).

Almost surely, 2^11111441239 is an apocalyptic number.

11111441239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111441239 is an equidigital number, since it uses as much as digits as its factorization.

11111441239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 28.

The spelling of 11111441239 in words is "eleven billion, one hundred eleven million, four hundred forty-one thousand, two hundred thirty-nine".