12067643 has 8 divisors (see below), whose sum is σ = 13870080. Its totient is φ = 10284840.

The previous prime is 12067631. The next prime is 12067651. The reversal of 12067643 is 34676021.

12067643 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12067643 - 2²⁰ = 11019067 is a prime.

12067643 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (12067043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3563 + ... + 6068.

It is an arithmetic number, because the mean of its divisors is an integer number (1733760).

Almost surely, 2^12067643 is an apocalyptic number.

12067643 is a deficient number, since it is larger than the sum of its proper divisors (1802437).

12067643 is an equidigital number, since it uses as much as digits as its factorization.

12067643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9817.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 12067643 is about 3473.8513209405. The cubic root of 12067643 is about 229.3722199942.

The spelling of 12067643 in words is "twelve million, sixty-seven thousand, six hundred forty-three".