1344340111 has 4 divisors (see below), whose sum is σ = 1344886192. Its totient is φ = 1343794032.

The previous prime is 1344340099. The next prime is 1344340121. The reversal of 1344340111 is 1110434431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1344340111 - 2⁹ = 1344339599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344340121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269331 + ... + 274276.

It is an arithmetic number, because the mean of its divisors is an integer number (336221548).

Almost surely, 2^1344340111 is an apocalyptic number.

1344340111 is a deficient number, since it is larger than the sum of its proper divisors (546081).

1344340111 is an equidigital number, since it uses as much as digits as its factorization.

1344340111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546080.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1344340111 is about 36665.2439102756. The cubic root of 1344340111 is about 1103.6627520326.

Adding to 1344340111 its reverse (1110434431), we get a palindrome (2454774542).

The spelling of 1344340111 in words is "one billion, three hundred forty-four million, three hundred forty thousand, one hundred eleven".