244320437243 has 2 divisors, whose sum is σ = 244320437244. Its totient is φ = 244320437242.

The previous prime is 244320437233. The next prime is 244320437269. The reversal of 244320437243 is 342734023442.

244320437243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244320437243 - 2¹⁰ = 244320436219 is a prime.

It is a super-2 number, since 2×244320437243² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 244320437197 and 244320437206.

It is not a weakly prime, because it can be changed into another prime (244320437233) 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 as a sum of consecutive naturals, namely, 122160218621 + 122160218622.

It is an arithmetic number, because the mean of its divisors is an integer number (122160218622).

Almost surely, 2^244320437243 is an apocalyptic number.

244320437243 is a deficient number, since it is larger than the sum of its proper divisors (1).

244320437243 is an equidigital number, since it uses as much as digits as its factorization.

244320437243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 38.

The spelling of 244320437243 in words is "two hundred forty-four billion, three hundred twenty million, four hundred thirty-seven thousand, two hundred forty-three".