12312067 has 2 divisors, whose sum is σ = 12312068. Its totient is φ = 12312066.

The previous prime is 12312043. The next prime is 12312089. The reversal of 12312067 is 76021321.

It is an a-pointer prime, because the next prime (12312089) can be obtained adding 12312067 to its sum of digits (22).

It is a strong prime.

It is an emirp because it is prime and its reverse (76021321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12312067 - 2⁷ = 12311939 is a prime.

It is not a weakly prime, because it can be changed into another prime (12312017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156033 + 6156034.

It is an arithmetic number, because the mean of its divisors is an integer number (6156034).

Almost surely, 2^12312067 is an apocalyptic number.

12312067 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312067 is an equidigital number, since it uses as much as digits as its factorization.

12312067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 12312067 is about 3508.8555114168. The cubic root of 12312067 is about 230.9104867348.

Adding to 12312067 its reverse (76021321), we get a palindrome (88333388).

The spelling of 12312067 in words is "twelve million, three hundred twelve thousand, sixty-seven".