12016089 has 12 divisors (see below), whose sum is σ = 17409600. Its totient is φ = 7986264.

The previous prime is 12016087. The next prime is 12016099. The reversal of 12016089 is 98061021.

It is not a de Polignac number, because 12016089 - 2¹ = 12016087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1372 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (1450800).

Almost surely, 2^12016089 is an apocalyptic number.

It is an amenable number.

12016089 is a deficient number, since it is larger than the sum of its proper divisors (5393511).

12016089 is a wasteful number, since it uses less digits than its factorization.

12016089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4084 (or 4081 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 12016089 is about 3466.4230843912. The cubic root of 12016089 is about 229.0451211916.

The spelling of 12016089 in words is "twelve million, sixteen thousand, eighty-nine".