1244336334421 has 4 divisors (see below), whose sum is σ = 1244339080192. Its totient is φ = 1244333588652.

The previous prime is 1244336334359. The next prime is 1244336334431.

1244336334421 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1244336334421 - 2¹¹ = 1244336332373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244336334431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514005 + ... + 1659178.

It is an arithmetic number, because the mean of its divisors is an integer number (311084770048).

Almost surely, 2^{1244336334421} is an apocalyptic number.

It is an amenable number.

1244336334421 is a deficient number, since it is larger than the sum of its proper divisors (2745771).

1244336334421 is an equidigital number, since it uses as much as digits as its factorization.

1244336334421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745770.

The product of its digits is 497664, while the sum is 40.

The spelling of 1244336334421 in words is "one trillion, two hundred forty-four billion, three hundred thirty-six million, three hundred thirty-four thousand, four hundred twenty-one".