11042344447 has 2 divisors, whose sum is σ = 11042344448. Its totient is φ = 11042344446.

The previous prime is 11042344433. The next prime is 11042344463. The reversal of 11042344447 is 74444324011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11042344447 - 2¹⁹ = 11041820159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11042344427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521172223 + 5521172224.

It is an arithmetic number, because the mean of its divisors is an integer number (5521172224).

Almost surely, 2^11042344447 is an apocalyptic number.

11042344447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11042344447 is an equidigital number, since it uses as much as digits as its factorization.

11042344447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 11042344447 its reverse (74444324011), we get a palindrome (85486668458).

The spelling of 11042344447 in words is "eleven billion, forty-two million, three hundred forty-four thousand, four hundred forty-seven".