1343403312 has 40 divisors (see below), whose sum is σ = 3472062000. Its totient is φ = 447594240.

The previous prime is 1343403293. The next prime is 1343403317. The reversal of 1343403312 is 2133043431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1343403317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126862 + ... + 137042.

It is an arithmetic number, because the mean of its divisors is an integer number (86801550).

Almost surely, 2^1343403312 is an apocalyptic number.

1343403312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1343403312 is an abundant number, since it is smaller than the sum of its proper divisors (2128658688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343403312 is a wasteful number, since it uses less digits than its factorization.

1343403312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12941 (or 12935 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 1343403312 is about 36652.4666564203. The cubic root of 1343403312 is about 1103.4063312043.

Adding to 1343403312 its reverse (2133043431), we get a palindrome (3476446743).

The spelling of 1343403312 in words is "one billion, three hundred forty-three million, four hundred three thousand, three hundred twelve".