12528671 has 2 divisors, whose sum is σ = 12528672. Its totient is φ = 12528670.

The previous prime is 12528653. The next prime is 12528683. The reversal of 12528671 is 17682521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12528671 - 2¹⁴ = 12512287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12528631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6264335 + 6264336.

It is an arithmetic number, because the mean of its divisors is an integer number (6264336).

Almost surely, 2^12528671 is an apocalyptic number.

12528671 is a deficient number, since it is larger than the sum of its proper divisors (1).

12528671 is an equidigital number, since it uses as much as digits as its factorization.

12528671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 32.

The square root of 12528671 is about 3539.5862752587. The cubic root of 12528671 is about 232.2567448487.

The spelling of 12528671 in words is "twelve million, five hundred twenty-eight thousand, six hundred seventy-one".