12406067 has 4 divisors (see below), whose sum is σ = 12708696. Its totient is φ = 12103440.

The previous prime is 12406057. The next prime is 12406087. The reversal of 12406067 is 76060421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12406067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12406027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151253 + ... + 151334.

It is an arithmetic number, because the mean of its divisors is an integer number (3177174).

Almost surely, 2^12406067 is an apocalyptic number.

12406067 is a deficient number, since it is larger than the sum of its proper divisors (302629).

12406067 is an equidigital number, since it uses as much as digits as its factorization.

12406067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302628.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 12406067 is about 3522.2247230976. The cubic root of 12406067 is about 231.4966482542.

Adding to 12406067 its reverse (76060421), we get a palindrome (88466488).

The spelling of 12406067 in words is "twelve million, four hundred six thousand, sixty-seven".