12133154452 has 12 divisors (see below), whose sum is σ = 21267437940. Its totient is φ = 6056743616.

The previous prime is 12133154417. The next prime is 12133154471. The reversal of 12133154452 is 25445133121.

12133154452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 582063876 + 11551090576 = 24126^2 + 107476^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 2455627 + ... + 2460562.

It is an arithmetic number, because the mean of its divisors is an integer number (1772286495).

Almost surely, 2^12133154452 is an apocalyptic number.

It is an amenable number.

12133154452 is a deficient number, since it is larger than the sum of its proper divisors (9134283488).

12133154452 is a wasteful number, since it uses less digits than its factorization.

12133154452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4916810 (or 4916808 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

Adding to 12133154452 its reverse (25445133121), we get a palindrome (37578287573).

The spelling of 12133154452 in words is "twelve billion, one hundred thirty-three million, one hundred fifty-four thousand, four hundred fifty-two".