1344143331 has 12 divisors (see below), whose sum is σ = 1948553152. Its totient is φ = 892858896.

The previous prime is 1344143327. The next prime is 1344143371. The reversal of 1344143331 is 1333414431.

It is not a de Polignac number, because 1344143331 - 2² = 1344143327 is a prime.

It is a super-2 number, since 2×1344143331² = 3613442588543551122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1344143295 and 1344143304.

It is not an unprimeable number, because it can be changed into a prime (1344143371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267091 + ... + 272076.

Almost surely, 2^1344143331 is an apocalyptic number.

1344143331 is a deficient number, since it is larger than the sum of its proper divisors (604409821).

1344143331 is a wasteful number, since it uses less digits than its factorization.

1344143331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539450 (or 539447 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 1344143331 is about 36662.5603443077. The cubic root of 1344143331 is about 1103.6088992533.

Adding to 1344143331 its reverse (1333414431), we get a palindrome (2677557762).

The spelling of 1344143331 in words is "one billion, three hundred forty-four million, one hundred forty-three thousand, three hundred thirty-one".