1311344332 has 6 divisors (see below), whose sum is σ = 2294852588. Its totient is φ = 655672164.

The previous prime is 1311344329. The next prime is 1311344341. The reversal of 1311344332 is 2334431131.

It is a junction number, because it is equal to n+sod(n) for n = 1311344297 and 1311344306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163918038 + ... + 163918045.

Almost surely, 2^1311344332 is an apocalyptic number.

It is an amenable number.

1311344332 is a deficient number, since it is larger than the sum of its proper divisors (983508256).

1311344332 is a wasteful number, since it uses less digits than its factorization.

1311344332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327836087 (or 327836085 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 1311344332 is about 36212.4886192595. The cubic root of 1311344332 is about 1094.5583401243.

Adding to 1311344332 its reverse (2334431131), we get a palindrome (3645775463).

The spelling of 1311344332 in words is "one billion, three hundred eleven million, three hundred forty-four thousand, three hundred thirty-two".