12069427 has 8 divisors (see below), whose sum is σ = 12742400. Its totient is φ = 11400264.

The previous prime is 12069413. The next prime is 12069443. The reversal of 12069427 is 72496021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12069427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12069487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7618 + ... + 9064.

It is an arithmetic number, because the mean of its divisors is an integer number (1592800).

Almost surely, 2^12069427 is an apocalyptic number.

12069427 is a deficient number, since it is larger than the sum of its proper divisors (672973).

12069427 is a wasteful number, since it uses less digits than its factorization.

12069427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 12069427 is about 3474.1080869771. The cubic root of 12069427 is about 229.3835223912.

The spelling of 12069427 in words is "twelve million, sixty-nine thousand, four hundred twenty-seven".