344023111 has 2 divisors, whose sum is σ = 344023112. Its totient is φ = 344023110.

The previous prime is 344023109. The next prime is 344023123. The reversal of 344023111 is 111320443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344023111 - 2¹ = 344023109 is a prime.

It is a super-3 number, since 3×344023111³ (a number of 27 digits) contains 333 as substring.

Together with 344023109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344023171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172011555 + 172011556.

It is an arithmetic number, because the mean of its divisors is an integer number (172011556).

Almost surely, 2^344023111 is an apocalyptic number.

344023111 is a deficient number, since it is larger than the sum of its proper divisors (1).

344023111 is an equidigital number, since it uses as much as digits as its factorization.

344023111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 344023111 is about 18547.8600113328. The cubic root of 344023111 is about 700.6953030113.

Adding to 344023111 its reverse (111320443), we get a palindrome (455343554).

The spelling of 344023111 in words is "three hundred forty-four million, twenty-three thousand, one hundred eleven".