12412867 has 2 divisors, whose sum is σ = 12412868. Its totient is φ = 12412866.

The previous prime is 12412837. The next prime is 12412879. The reversal of 12412867 is 76821421.

It is a strong prime.

It is an emirp because it is prime and its reverse (76821421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12412867 - 2⁷ = 12412739 is a prime.

It is not a weakly prime, because it can be changed into another prime (12412837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206433 + 6206434.

It is an arithmetic number, because the mean of its divisors is an integer number (6206434).

Almost surely, 2^12412867 is an apocalyptic number.

12412867 is a deficient number, since it is larger than the sum of its proper divisors (1).

12412867 is an equidigital number, since it uses as much as digits as its factorization.

12412867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 31.

The square root of 12412867 is about 3523.1898898583. The cubic root of 12412867 is about 231.5389364261.

The spelling of 12412867 in words is "twelve million, four hundred twelve thousand, eight hundred sixty-seven".