12159772 has 24 divisors (see below), whose sum is σ = 22542800. Its totient is φ = 5723136.

The previous prime is 12159757. The next prime is 12159809. The reversal of 12159772 is 27795121.

12159772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14254 + ... + 15082.

Almost surely, 2^12159772 is an apocalyptic number.

It is an amenable number.

12159772 is a deficient number, since it is larger than the sum of its proper divisors (10383028).

12159772 is a wasteful number, since it uses less digits than its factorization.

12159772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045 (or 1043 counting only the distinct ones).

The product of its digits is 8820, while the sum is 34.

The square root of 12159772 is about 3487.0864629372. The cubic root of 12159772 is about 229.9544459245.

The spelling of 12159772 in words is "twelve million, one hundred fifty-nine thousand, seven hundred seventy-two".