12010664 has 8 divisors (see below), whose sum is σ = 22520010. Its totient is φ = 6005328.

The previous prime is 12010651. The next prime is 12010667. The reversal of 12010664 is 46601021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11957764 + 52900 = 3458^2 + 230^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12010667) by changing a digit.

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 as a sum of consecutive naturals, namely, 750659 + ... + 750674.

Almost surely, 2^12010664 is an apocalyptic number.

It is an amenable number.

12010664 is a deficient number, since it is larger than the sum of its proper divisors (10509346).

12010664 is a wasteful number, since it uses less digits than its factorization.

12010664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501339 (or 1501335 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12010664 is about 3465.6404891448. The cubic root of 12010664 is about 229.0106463907.

Adding to 12010664 its reverse (46601021), we get a palindrome (58611685).

The spelling of 12010664 in words is "twelve million, ten thousand, six hundred sixty-four".