12161064 has 32 divisors (see below), whose sum is σ = 32004000. Its totient is φ = 3840192.

The previous prime is 12161053. The next prime is 12161099. The reversal of 12161064 is 46016121.

It is a super-2 number, since 2×12161064² = 295782955224192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12161064.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12879 + ... + 13790.

It is an arithmetic number, because the mean of its divisors is an integer number (1000125).

Almost surely, 2^12161064 is an apocalyptic number.

It is an amenable number.

12161064 is an abundant number, since it is smaller than the sum of its proper divisors (19842936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12161064 is a wasteful number, since it uses less digits than its factorization.

12161064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26697 (or 26693 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 12161064 is about 3487.2717129584. The cubic root of 12161064 is about 229.9625900088.

Adding to 12161064 its reverse (46016121), we get a palindrome (58177185).

The spelling of 12161064 in words is "twelve million, one hundred sixty-one thousand, sixty-four".