12063665 has 16 divisors (see below), whose sum is σ = 15125520. Its totient is φ = 9227520.

The previous prime is 12063643. The next prime is 12063673. The reversal of 12063665 is 56636021.

It can be written as a sum of positive squares in 8 ways, for example, as 312481 + 11751184 = 559^2 + 3428^2 .

It is not a de Polignac number, because 12063665 - 2¹² = 12059569 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10751 + ... + 11819.

It is an arithmetic number, because the mean of its divisors is an integer number (945345).

Almost surely, 2^12063665 is an apocalyptic number.

It is an amenable number.

12063665 is a deficient number, since it is larger than the sum of its proper divisors (3061855).

12063665 is a wasteful number, since it uses less digits than its factorization.

12063665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 12063665 is about 3473.2787103830. The cubic root of 12063665 is about 229.3470136643.

Adding to 12063665 its reverse (56636021), we get a palindrome (68699686).

The spelling of 12063665 in words is "twelve million, sixty-three thousand, six hundred sixty-five".