12086617 has 4 divisors (see below), whose sum is σ = 12154320. Its totient is φ = 12018916.

The previous prime is 12086611. The next prime is 12086623. The reversal of 12086617 is 71668021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (12086611) and next prime (12086623).

It is a cyclic number.

It is not a de Polignac number, because 12086617 - 2¹⁵ = 12053849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12086611) 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, 33583 + ... + 33940.

It is an arithmetic number, because the mean of its divisors is an integer number (3038580).

Almost surely, 2^12086617 is an apocalyptic number.

It is an amenable number.

12086617 is a deficient number, since it is larger than the sum of its proper divisors (67703).

12086617 is an equidigital number, since it uses as much as digits as its factorization.

12086617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67702.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 12086617 is about 3476.5812229833. The cubic root of 12086617 is about 229.4923713097.

The spelling of 12086617 in words is "twelve million, eighty-six thousand, six hundred seventeen".