2444120911 has 2 divisors, whose sum is σ = 2444120912. Its totient is φ = 2444120910.

The previous prime is 2444120869. The next prime is 2444121047. The reversal of 2444120911 is 1190214442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2444120911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2444120911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2444120411) 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, 1222060455 + 1222060456.

It is an arithmetic number, because the mean of its divisors is an integer number (1222060456).

Almost surely, 2^2444120911 is an apocalyptic number.

2444120911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2444120911 is an equidigital number, since it uses as much as digits as its factorization.

2444120911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2444120911 is about 49438.0512459785. The cubic root of 2444120911 is about 1347.0205735108.

The spelling of 2444120911 in words is "two billion, four hundred forty-four million, one hundred twenty thousand, nine hundred eleven".