1431741021343 has 32 divisors (see below), whose sum is σ = 1607943052800. Its totient is φ = 1266868399104.

The previous prime is 1431741021317. The next prime is 1431741021349. The reversal of 1431741021343 is 3431201471341.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1431741021343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1431741021299 and 1431741021308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431741021349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33260088 + ... + 33303106.

It is an arithmetic number, because the mean of its divisors is an integer number (50248220400).

Almost surely, 2^{1431741021343} is an apocalyptic number.

1431741021343 is a deficient number, since it is larger than the sum of its proper divisors (176202031457).

1431741021343 is a wasteful number, since it uses less digits than its factorization.

1431741021343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43839.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 1431741021343 its reverse (3431201471341), we get a palindrome (4862942492684).

The spelling of 1431741021343 in words is "one trillion, four hundred thirty-one billion, seven hundred forty-one million, twenty-one thousand, three hundred forty-three".