344143312343 has 2 divisors, whose sum is σ = 344143312344. Its totient is φ = 344143312342.

The previous prime is 344143312339. The next prime is 344143312361. The reversal of 344143312343 is 343213341443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344143312343 - 2² = 344143312339 is a prime.

It is a super-2 number, since 2×344143312343² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344143312333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172071656171 + 172071656172.

It is an arithmetic number, because the mean of its divisors is an integer number (172071656172).

Almost surely, 2^344143312343 is an apocalyptic number.

344143312343 is a deficient number, since it is larger than the sum of its proper divisors (1).

344143312343 is an equidigital number, since it uses as much as digits as its factorization.

344143312343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 35.

Adding to 344143312343 its reverse (343213341443), we get a palindrome (687356653786).

The spelling of 344143312343 in words is "three hundred forty-four billion, one hundred forty-three million, three hundred twelve thousand, three hundred forty-three".