12832217 has 2 divisors, whose sum is σ = 12832218. Its totient is φ = 12832216.

The previous prime is 12832213. The next prime is 12832219. The reversal of 12832217 is 71223821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10883401 + 1948816 = 3299^2 + 1396^2 .

It is a cyclic number.

It is not a de Polignac number, because 12832217 - 2² = 12832213 is a prime.

Together with 12832219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12832213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6416108 + 6416109.

It is an arithmetic number, because the mean of its divisors is an integer number (6416109).

Almost surely, 2^12832217 is an apocalyptic number.

It is an amenable number.

12832217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12832217 is an equidigital number, since it uses as much as digits as its factorization.

12832217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 12832217 is about 3582.2083970646. The cubic root of 12832217 is about 234.1175110464.

The spelling of 12832217 in words is "twelve million, eight hundred thirty-two thousand, two hundred seventeen".