12295321 has 2 divisors, whose sum is σ = 12295322. Its totient is φ = 12295320.

The previous prime is 12295277. The next prime is 12295397. The reversal of 12295321 is 12359221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11485321 + 810000 = 3389^2 + 900^2 .

It is a cyclic number.

It is not a de Polignac number, because 12295321 - 2⁷ = 12295193 is a prime.

It is not a weakly prime, because it can be changed into another prime (12295421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6147660 + 6147661.

It is an arithmetic number, because the mean of its divisors is an integer number (6147661).

Almost surely, 2^12295321 is an apocalyptic number.

It is an amenable number.

12295321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12295321 is an equidigital number, since it uses as much as digits as its factorization.

12295321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

The square root of 12295321 is about 3506.4684513054. The cubic root of 12295321 is about 230.8057498815.

The spelling of 12295321 in words is "twelve million, two hundred ninety-five thousand, three hundred twenty-one".