12006635 has 8 divisors (see below), whose sum is σ = 14488656. Its totient is φ = 9551520.

The previous prime is 12006623. The next prime is 12006649. The reversal of 12006635 is 53660021.

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

It is not a de Polignac number, because 12006635 - 2⁴ = 12006619 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12006635.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5729 + ... + 7538.

It is an arithmetic number, because the mean of its divisors is an integer number (1811082).

Almost surely, 2^12006635 is an apocalyptic number.

12006635 is a deficient number, since it is larger than the sum of its proper divisors (2482021).

12006635 is a wasteful number, since it uses less digits than its factorization.

12006635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13453.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 12006635 is about 3465.0591625541. The cubic root of 12006635 is about 228.9850361751.

Adding to 12006635 its reverse (53660021), we get a palindrome (65666656).

The spelling of 12006635 in words is "twelve million, six thousand, six hundred thirty-five".