12016317 has 8 divisors (see below), whose sum is σ = 16092640. Its totient is φ = 7975440.

The previous prime is 12016283. The next prime is 12016337. The reversal of 12016317 is 71361021.

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

It is not a de Polignac number, because 12016317 - 2¹¹ = 12014269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12016293 and 12016302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016337) 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, 8059 + ... + 9432.

It is an arithmetic number, because the mean of its divisors is an integer number (2011580).

Almost surely, 2^12016317 is an apocalyptic number.

It is an amenable number.

12016317 is a deficient number, since it is larger than the sum of its proper divisors (4076323).

12016317 is a wasteful number, since it uses less digits than its factorization.

12016317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17723.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 12016317 is about 3466.4559711613. The cubic root of 12016317 is about 229.0465698592.

Adding to 12016317 its reverse (71361021), we get a palindrome (83377338).

The spelling of 12016317 in words is "twelve million, sixteen thousand, three hundred seventeen".