11424420443 has 16 divisors (see below), whose sum is σ = 11661619200. Its totient is φ = 11189936160.

The previous prime is 11424420439. The next prime is 11424420463. The reversal of 11424420443 is 34402442411.

It is a cyclic number.

It is not a de Polignac number, because 11424420443 - 2² = 11424420439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11424420433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5629553 + ... + 5631581.

It is an arithmetic number, because the mean of its divisors is an integer number (728851200).

Almost surely, 2^11424420443 is an apocalyptic number.

11424420443 is a deficient number, since it is larger than the sum of its proper divisors (237198757).

11424420443 is a wasteful number, since it uses less digits than its factorization.

11424420443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2642.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 11424420443 its reverse (34402442411), we get a palindrome (45826862854).

The spelling of 11424420443 in words is "eleven billion, four hundred twenty-four million, four hundred twenty thousand, four hundred forty-three".