12440234001343 has 2 divisors, whose sum is σ = 12440234001344. Its totient is φ = 12440234001342.

The previous prime is 12440234001319. The next prime is 12440234001359. The reversal of 12440234001343 is 34310043204421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12440234001343 - 2⁵ = 12440234001311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12440234005343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220117000671 + 6220117000672.

It is an arithmetic number, because the mean of its divisors is an integer number (6220117000672).

Almost surely, 2^{12440234001343} is an apocalyptic number.

12440234001343 is a deficient number, since it is larger than the sum of its proper divisors (1).

12440234001343 is an equidigital number, since it uses as much as digits as its factorization.

12440234001343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 12440234001343 its reverse (34310043204421), we get a palindrome (46750277205764).

The spelling of 12440234001343 in words is "twelve trillion, four hundred forty billion, two hundred thirty-four million, one thousand, three hundred forty-three".