12013001432 has 8 divisors (see below), whose sum is σ = 22524377700. Its totient is φ = 6006500712.

The previous prime is 12013001419. The next prime is 12013001447. The reversal of 12013001432 is 23410031021.

12013001432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12013001432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750812582 + ... + 750812597.

Almost surely, 2^12013001432 is an apocalyptic number.

It is an amenable number.

12013001432 is a deficient number, since it is larger than the sum of its proper divisors (10511376268).

12013001432 is a wasteful number, since it uses less digits than its factorization.

12013001432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501625185 (or 1501625181 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12013001432 its reverse (23410031021), we get a palindrome (35423032453).

The spelling of 12013001432 in words is "twelve billion, thirteen million, one thousand, four hundred thirty-two".