1443121340343 has 32 divisors (see below), whose sum is σ = 1978724505600. Its totient is φ = 935105822976.

The previous prime is 1443121340317. The next prime is 1443121340357. The reversal of 1443121340343 is 3430431213441.

It is not a de Polignac number, because 1443121340343 - 2³⁶ = 1374401863607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1443121340303) 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 31 ways as a sum of consecutive naturals, for example, 11810998 + ... + 11932556.

It is an arithmetic number, because the mean of its divisors is an integer number (61835140800).

Almost surely, 2^{1443121340343} is an apocalyptic number.

1443121340343 is a deficient number, since it is larger than the sum of its proper divisors (535603165257).

1443121340343 is a wasteful number, since it uses less digits than its factorization.

1443121340343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122191.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 1443121340343 its reverse (3430431213441), we get a palindrome (4873552553784).

The spelling of 1443121340343 in words is "one trillion, four hundred forty-three billion, one hundred twenty-one million, three hundred forty thousand, three hundred forty-three".