12167867 has 2 divisors, whose sum is σ = 12167868. Its totient is φ = 12167866.

The previous prime is 12167797. The next prime is 12167873. The reversal of 12167867 is 76876121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12167867 - 2¹⁴ = 12151483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12167867.

It is not a weakly prime, because it can be changed into another prime (12161867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6083933 + 6083934.

It is an arithmetic number, because the mean of its divisors is an integer number (6083934).

Almost surely, 2^12167867 is an apocalyptic number.

12167867 is a deficient number, since it is larger than the sum of its proper divisors (1).

12167867 is an equidigital number, since it uses as much as digits as its factorization.

12167867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 38.

The square root of 12167867 is about 3488.2469809347. The cubic root of 12167867 is about 230.0054630082.

The spelling of 12167867 in words is "twelve million, one hundred sixty-seven thousand, eight hundred sixty-seven".