1343203312 has 40 divisors (see below), whose sum is σ = 2962488960. Its totient is φ = 583999680.

The previous prime is 1343203307. The next prime is 1343203333. The reversal of 1343203312 is 2133023431.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161862 + ... + 169957.

It is an arithmetic number, because the mean of its divisors is an integer number (74062224).

Almost surely, 2^1343203312 is an apocalyptic number.

It is an amenable number.

1343203312 is an abundant number, since it is smaller than the sum of its proper divisors (1619285648).

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

1343203312 is a wasteful number, since it uses less digits than its factorization.

1343203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331861 (or 331855 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1343203312 is about 36649.7382255317. The cubic root of 1343203312 is about 1103.3515717198.

Adding to 1343203312 its reverse (2133023431), we get a palindrome (3476226743).

The spelling of 1343203312 in words is "one billion, three hundred forty-three million, two hundred three thousand, three hundred twelve".