1243343343324 has 24 divisors (see below), whose sum is σ = 2901251904768. Its totient is φ = 414431004400.

The previous prime is 1243343343287. The next prime is 1243343343331. The reversal of 1243343343324 is 4233433433421.

It is a nude number because it is divisible by every one of its digits.

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, 1786452 + ... + 2382875.

It is an arithmetic number, because the mean of its divisors is an integer number (120885496032).

Almost surely, 2^{1243343343324} is an apocalyptic number.

It is an amenable number.

1243343343324 is an abundant number, since it is smaller than the sum of its proper divisors (1657908561444).

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

1243343343324 is a wasteful number, since it uses less digits than its factorization.

1243343343324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194185 (or 4194183 counting only the distinct ones).

The product of its digits is 746496, while the sum is 39.

Adding to 1243343343324 its reverse (4233433433421), we get a palindrome (5476776776745).

The spelling of 1243343343324 in words is "one trillion, two hundred forty-three billion, three hundred forty-three million, three hundred forty-three thousand, three hundred twenty-four".