12983312 has 10 divisors (see below), whose sum is σ = 25155198. Its totient is φ = 6491648.

The previous prime is 12983309. The next prime is 12983351. The reversal of 12983312 is 21338921.

It can be written as a sum of positive squares in only one way, i.e., 10214416 + 2768896 = 3196^2 + 1664^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405713 + ... + 405744.

Almost surely, 2^12983312 is an apocalyptic number.

It is an amenable number.

12983312 is a deficient number, since it is larger than the sum of its proper divisors (12171886).

12983312 is an equidigital number, since it uses as much as digits as its factorization.

12983312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811465 (or 811459 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 12983312 is about 3603.2363230851. The cubic root of 12983312 is about 235.0328126809.

The spelling of 12983312 in words is "twelve million, nine hundred eighty-three thousand, three hundred twelve".