344120243 has 4 divisors (see below), whose sum is σ = 355220928. Its totient is φ = 333019560.

The previous prime is 344120237. The next prime is 344120279. The reversal of 344120243 is 342021443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342021443 = 15073 ⋅22691.

It is a cyclic number.

It is not a de Polignac number, because 344120243 - 2¹² = 344116147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344120233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5550296 + ... + 5550357.

It is an arithmetic number, because the mean of its divisors is an integer number (88805232).

Almost surely, 2^344120243 is an apocalyptic number.

344120243 is a deficient number, since it is larger than the sum of its proper divisors (11100685).

344120243 is a wasteful number, since it uses less digits than its factorization.

344120243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100684.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 344120243 is about 18550.4782418136. The cubic root of 344120243 is about 700.7612419261.

Adding to 344120243 its reverse (342021443), we get a palindrome (686141686).

The spelling of 344120243 in words is "three hundred forty-four million, one hundred twenty thousand, two hundred forty-three".