1232445212 has 12 divisors (see below), whose sum is σ = 2162214600. Its totient is φ = 614669616.

The previous prime is 1232445187. The next prime is 1232445293. The reversal of 1232445212 is 2125442321.

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, 386462 + ... + 389637.

It is an arithmetic number, because the mean of its divisors is an integer number (180184550).

Almost surely, 2^1232445212 is an apocalyptic number.

It is an amenable number.

1232445212 is a deficient number, since it is larger than the sum of its proper divisors (929769388).

1232445212 is a wasteful number, since it uses less digits than its factorization.

1232445212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776500 (or 776498 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 1232445212 is about 35106.1990537284. The cubic root of 1232445212 is about 1072.1508000061.

Adding to 1232445212 its reverse (2125442321), we get a palindrome (3357887533).

The spelling of 1232445212 in words is "one billion, two hundred thirty-two million, four hundred forty-five thousand, two hundred twelve".