344112257 has 2 divisors, whose sum is σ = 344112258. Its totient is φ = 344112256.

The previous prime is 344112217. The next prime is 344112281. The reversal of 344112257 is 752211443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250873921 + 93238336 = 15839^2 + 9656^2 .

It is a cyclic number.

It is not a de Polignac number, because 344112257 - 2⁸ = 344112001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344112217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172056128 + 172056129.

It is an arithmetic number, because the mean of its divisors is an integer number (172056129).

Almost surely, 2^344112257 is an apocalyptic number.

It is an amenable number.

344112257 is a deficient number, since it is larger than the sum of its proper divisors (1).

344112257 is an equidigital number, since it uses as much as digits as its factorization.

344112257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 344112257 is about 18550.2629900495. The cubic root of 344112257 is about 700.7558210278.

The spelling of 344112257 in words is "three hundred forty-four million, one hundred twelve thousand, two hundred fifty-seven".