12084917 has 4 divisors (see below), whose sum is σ = 13014540. Its totient is φ = 11155296.

The previous prime is 12084889. The next prime is 12084923. The reversal of 12084917 is 71948021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71948021 = 347 ⋅207343.

It can be written as a sum of positive squares in 2 ways, for example, as 4977361 + 7107556 = 2231^2 + 2666^2 .

It is a cyclic number.

It is not a de Polignac number, because 12084917 - 2⁸ = 12084661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12084997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464792 + ... + 464817.

It is an arithmetic number, because the mean of its divisors is an integer number (3253635).

Almost surely, 2^12084917 is an apocalyptic number.

It is an amenable number.

12084917 is a deficient number, since it is larger than the sum of its proper divisors (929623).

12084917 is an equidigital number, since it uses as much as digits as its factorization.

12084917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929622.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 12084917 is about 3476.3367213203. The cubic root of 12084917 is about 229.4816113283.

The spelling of 12084917 in words is "twelve million, eighty-four thousand, nine hundred seventeen".