12143332 has 6 divisors (see below), whose sum is σ = 21250838. Its totient is φ = 6071664.

The previous prime is 12143317. The next prime is 12143353. The reversal of 12143332 is 23334121.

12143332 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 only one way, i.e., 10086976 + 2056356 = 3176^2 + 1434^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1517913 + ... + 1517920.

Almost surely, 2^12143332 is an apocalyptic number.

It is an amenable number.

12143332 is a deficient number, since it is larger than the sum of its proper divisors (9107506).

12143332 is a wasteful number, since it uses less digits than its factorization.

12143332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035837 (or 3035835 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 12143332 is about 3484.7283968769. The cubic root of 12143332 is about 229.8507664560.

Adding to 12143332 its reverse (23334121), we get a palindrome (35477453).

The spelling of 12143332 in words is "twelve million, one hundred forty-three thousand, three hundred thirty-two".