440412111343 has 2 divisors, whose sum is σ = 440412111344. Its totient is φ = 440412111342.

The previous prime is 440412111319. The next prime is 440412111383. The reversal of 440412111343 is 343111214044.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440412111343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440412111313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220206055671 + 220206055672.

It is an arithmetic number, because the mean of its divisors is an integer number (220206055672).

Almost surely, 2^440412111343 is an apocalyptic number.

440412111343 is a deficient number, since it is larger than the sum of its proper divisors (1).

440412111343 is an equidigital number, since it uses as much as digits as its factorization.

440412111343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 440412111343 its reverse (343111214044), we get a palindrome (783523325387).

The spelling of 440412111343 in words is "four hundred forty billion, four hundred twelve million, one hundred eleven thousand, three hundred forty-three".