2444344121 has 2 divisors, whose sum is σ = 2444344122. Its totient is φ = 2444344120.

The previous prime is 2444344081. The next prime is 2444344171. The reversal of 2444344121 is 1214434442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1876189225 + 568154896 = 43315^2 + 23836^2 .

It is a cyclic number.

It is not a de Polignac number, because 2444344121 - 2⁶ = 2444344057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2444344171) 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, 1222172060 + 1222172061.

It is an arithmetic number, because the mean of its divisors is an integer number (1222172061).

Almost surely, 2^2444344121 is an apocalyptic number.

It is an amenable number.

2444344121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2444344121 is an equidigital number, since it uses as much as digits as its factorization.

2444344121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12288, while the sum is 29.

The square root of 2444344121 is about 49440.3086661077. The cubic root of 2444344121 is about 1347.0615779347.

Adding to 2444344121 its reverse (1214434442), we get a palindrome (3658778563).

The spelling of 2444344121 in words is "two billion, four hundred forty-four million, three hundred forty-four thousand, one hundred twenty-one".