344253361 has 2 divisors, whose sum is σ = 344253362. Its totient is φ = 344253360.

The previous prime is 344253359. The next prime is 344253431. The reversal of 344253361 is 163352443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286963600 + 57289761 = 16940^2 + 7569^2 .

It is a cyclic number.

It is not a de Polignac number, because 344253361 - 2¹ = 344253359 is a prime.

Together with 344253359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (344253311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172126680 + 172126681.

It is an arithmetic number, because the mean of its divisors is an integer number (172126681).

Almost surely, 2^344253361 is an apocalyptic number.

It is an amenable number.

344253361 is a deficient number, since it is larger than the sum of its proper divisors (1).

344253361 is an equidigital number, since it uses as much as digits as its factorization.

344253361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 31.

The square root of 344253361 is about 18554.0658886402. The cubic root of 344253361 is about 700.8515901023.

The spelling of 344253361 in words is "three hundred forty-four million, two hundred fifty-three thousand, three hundred sixty-one".