344128323127 has 2 divisors, whose sum is σ = 344128323128. Its totient is φ = 344128323126.

The previous prime is 344128323113. The next prime is 344128323139. The reversal of 344128323127 is 721323821443.

It is a strong prime.

It is an emirp because it is prime and its reverse (721323821443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344128323127 - 2¹¹ = 344128321079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344128323127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344128323107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172064161563 + 172064161564.

It is an arithmetic number, because the mean of its divisors is an integer number (172064161564).

Almost surely, 2^344128323127 is an apocalyptic number.

344128323127 is a deficient number, since it is larger than the sum of its proper divisors (1).

344128323127 is an equidigital number, since it uses as much as digits as its factorization.

344128323127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The spelling of 344128323127 in words is "three hundred forty-four billion, one hundred twenty-eight million, three hundred twenty-three thousand, one hundred twenty-seven".