1224839947241 has 2 divisors, whose sum is σ = 1224839947242. Its totient is φ = 1224839947240.

The previous prime is 1224839947207. The next prime is 1224839947259. The reversal of 1224839947241 is 1427499384221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 640593737641 + 584246209600 = 800371^2 + 764360^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224839947241 - 2²² = 1224835752937 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 (1224839917241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612419973620 + 612419973621.

It is an arithmetic number, because the mean of its divisors is an integer number (612419973621).

Almost surely, 2^{1224839947241} is an apocalyptic number.

It is an amenable number.

1224839947241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224839947241 is an equidigital number, since it uses as much as digits as its factorization.

1224839947241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 56.

The spelling of 1224839947241 in words is "one trillion, two hundred twenty-four billion, eight hundred thirty-nine million, nine hundred forty-seven thousand, two hundred forty-one".