344555121 has 4 divisors (see below), whose sum is σ = 459406832. Its totient is φ = 229703412.

The previous prime is 344555117. The next prime is 344555129. The reversal of 344555121 is 121555443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 344555121 - 2² = 344555117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (344555129) 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, 57425851 + ... + 57425856.

It is an arithmetic number, because the mean of its divisors is an integer number (114851708).

Almost surely, 2^344555121 is an apocalyptic number.

It is an amenable number.

344555121 is a deficient number, since it is larger than the sum of its proper divisors (114851711).

344555121 is a wasteful number, since it uses less digits than its factorization.

344555121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114851710.

The product of its digits is 12000, while the sum is 30.

The square root of 344555121 is about 18562.1960177130. The cubic root of 344555121 is about 701.0563106515.

The spelling of 344555121 in words is "three hundred forty-four million, five hundred fifty-five thousand, one hundred twenty-one".