1244447041 has 2 divisors, whose sum is σ = 1244447042. Its totient is φ = 1244447040.

The previous prime is 1244446999. The next prime is 1244447063. The reversal of 1244447041 is 1407444421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 847042816 + 397404225 = 29104^2 + 19935^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244447041 - 2¹³ = 1244438849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244446994 and 1244447012.

It is not a weakly prime, because it can be changed into another prime (1244447741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622223520 + 622223521.

It is an arithmetic number, because the mean of its divisors is an integer number (622223521).

Almost surely, 2^1244447041 is an apocalyptic number.

It is an amenable number.

1244447041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244447041 is an equidigital number, since it uses as much as digits as its factorization.

1244447041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 1244447041 is about 35276.7209502244. The cubic root of 1244447041 is about 1075.6198454487.

The spelling of 1244447041 in words is "one billion, two hundred forty-four million, four hundred forty-seven thousand, forty-one".