1244404211 has 2 divisors, whose sum is σ = 1244404212. Its totient is φ = 1244404210.

The previous prime is 1244404207. The next prime is 1244404237. The reversal of 1244404211 is 1124044421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1244404211 - 2² = 1244404207 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244403211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622202105 + 622202106.

It is an arithmetic number, because the mean of its divisors is an integer number (622202106).

Almost surely, 2^1244404211 is an apocalyptic number.

1244404211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244404211 is an equidigital number, since it uses as much as digits as its factorization.

1244404211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 1244404211 is about 35276.1138874451. The cubic root of 1244404211 is about 1075.6075054762.

Adding to 1244404211 its reverse (1124044421), we get a palindrome (2368448632).

The spelling of 1244404211 in words is "one billion, two hundred forty-four million, four hundred four thousand, two hundred eleven".