12097643 has 2 divisors, whose sum is σ = 12097644. Its totient is φ = 12097642.

The previous prime is 12097637. The next prime is 12097649. The reversal of 12097643 is 34679021.

12097643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12097637) and next prime (12097649).

It is a cyclic number.

It is not a de Polignac number, because 12097643 - 2¹⁴ = 12081259 is a prime.

It is not a weakly prime, because it can be changed into another prime (12097649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6048821 + 6048822.

It is an arithmetic number, because the mean of its divisors is an integer number (6048822).

Almost surely, 2^12097643 is an apocalyptic number.

12097643 is a deficient number, since it is larger than the sum of its proper divisors (1).

12097643 is an equidigital number, since it uses as much as digits as its factorization.

12097643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 12097643 is about 3478.1666147555. The cubic root of 12097643 is about 229.5621348019.

The spelling of 12097643 in words is "twelve million, ninety-seven thousand, six hundred forty-three".