344120347 has 2 divisors, whose sum is σ = 344120348. Its totient is φ = 344120346.

The previous prime is 344120333. The next prime is 344120353. The reversal of 344120347 is 743021443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344120347 - 2¹⁹ = 343596059 is a prime.

It is not a weakly prime, because it can be changed into another prime (344120047) 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, 172060173 + 172060174.

It is an arithmetic number, because the mean of its divisors is an integer number (172060174).

Almost surely, 2^344120347 is an apocalyptic number.

344120347 is a deficient number, since it is larger than the sum of its proper divisors (1).

344120347 is an equidigital number, since it uses as much as digits as its factorization.

344120347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 344120347 is about 18550.4810449756. The cubic root of 344120347 is about 700.7613125208.

The spelling of 344120347 in words is "three hundred forty-four million, one hundred twenty thousand, three hundred forty-seven".