12013842443 has 8 divisors (see below), whose sum is σ = 12915217920. Its totient is φ = 11139373800.

The previous prime is 12013842433. The next prime is 12013842473. The reversal of 12013842443 is 34424831021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12013842443 - 2⁸ = 12013842187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12013842433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6725783 + ... + 6727568.

It is an arithmetic number, because the mean of its divisors is an integer number (1614402240).

Almost surely, 2^12013842443 is an apocalyptic number.

12013842443 is a deficient number, since it is larger than the sum of its proper divisors (901375477).

12013842443 is a wasteful number, since it uses less digits than its factorization.

12013842443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13453417.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 12013842443 in words is "twelve billion, thirteen million, eight hundred forty-two thousand, four hundred forty-three".