12159707452 has 12 divisors (see below), whose sum is σ = 21280273560. Its totient is φ = 6079629296.

The previous prime is 12159707449. The next prime is 12159707467. The reversal of 12159707452 is 25470795121.

12159707452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12159707399 and 12159707408.

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, 149574 + ... + 216082.

It is an arithmetic number, because the mean of its divisors is an integer number (1773356130).

Almost surely, 2^12159707452 is an apocalyptic number.

It is an amenable number.

12159707452 is a deficient number, since it is larger than the sum of its proper divisors (9120566108).

12159707452 is a wasteful number, since it uses less digits than its factorization.

12159707452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112220 (or 112218 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 43.

The spelling of 12159707452 in words is "twelve billion, one hundred fifty-nine million, seven hundred seven thousand, four hundred fifty-two".