12090067 has 4 divisors (see below), whose sum is σ = 13189176. Its totient is φ = 10990960.

The previous prime is 12090053. The next prime is 12090073. The reversal of 12090067 is 76009021.

12090067 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12090067 - 2⁷ = 12089939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12090097) 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, 549538 + ... + 549559.

It is an arithmetic number, because the mean of its divisors is an integer number (3297294).

Almost surely, 2^12090067 is an apocalyptic number.

12090067 is a deficient number, since it is larger than the sum of its proper divisors (1099109).

12090067 is a wasteful number, since it uses less digits than its factorization.

12090067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099108.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12090067 is about 3477.0773646843. The cubic root of 12090067 is about 229.5142046416.

Adding to 12090067 its reverse (76009021), we get a palindrome (88099088).

The spelling of 12090067 in words is "twelve million, ninety thousand, sixty-seven".