344211311 has 2 divisors, whose sum is σ = 344211312. Its totient is φ = 344211310.

The previous prime is 344211299. The next prime is 344211313. The reversal of 344211311 is 113112443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344211311 - 2⁶ = 344211247 is a prime.

Together with 344211313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344211313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172105655 + 172105656.

It is an arithmetic number, because the mean of its divisors is an integer number (172105656).

Almost surely, 2^344211311 is an apocalyptic number.

344211311 is a deficient number, since it is larger than the sum of its proper divisors (1).

344211311 is an equidigital number, since it uses as much as digits as its factorization.

344211311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 20.

The square root of 344211311 is about 18552.9326792289. The cubic root of 344211311 is about 700.8230529717.

Adding to 344211311 its reverse (113112443), we get a palindrome (457323754).

The spelling of 344211311 in words is "three hundred forty-four million, two hundred eleven thousand, three hundred eleven".