1344312111 has 48 divisors (see below), whose sum is σ = 2031603200. Its totient is φ = 788216832.

The previous prime is 1344312107. The next prime is 1344312113. The reversal of 1344312111 is 1112134431.

It is not a de Polignac number, because 1344312111 - 2² = 1344312107 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 (1344312113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1300851 + ... + 1301883.

Almost surely, 2^1344312111 is an apocalyptic number.

1344312111 is a deficient number, since it is larger than the sum of its proper divisors (687291089).

1344312111 is a wasteful number, since it uses less digits than its factorization.

1344312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168 (or 1151 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 1344312111 is about 36664.8620752895. The cubic root of 1344312111 is about 1103.6550895938.

Adding to 1344312111 its reverse (1112134431), we get a palindrome (2456446542).

The spelling of 1344312111 in words is "one billion, three hundred forty-four million, three hundred twelve thousand, one hundred eleven".