1244242311049 has 2 divisors, whose sum is σ = 1244242311050. Its totient is φ = 1244242311048.

The previous prime is 1244242311029. The next prime is 1244242311209. The reversal of 1244242311049 is 9401132424421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1243153641024 + 1088670025 = 1114968^2 + 32995^2 .

It is an emirp because it is prime and its reverse (9401132424421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1244242311049 - 2⁵ = 1244242311017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244242310999 and 1244242311017.

It is not a weakly prime, because it can be changed into another prime (1244242311019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622121155524 + 622121155525.

It is an arithmetic number, because the mean of its divisors is an integer number (622121155525).

Almost surely, 2^{1244242311049} is an apocalyptic number.

It is an amenable number.

1244242311049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244242311049 is an equidigital number, since it uses as much as digits as its factorization.

1244242311049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 1244242311049 in words is "one trillion, two hundred forty-four billion, two hundred forty-two million, three hundred eleven thousand, forty-nine".