12121064 has 16 divisors (see below), whose sum is σ = 22769700. Its totient is φ = 6049152.

The previous prime is 12121063. The next prime is 12121079. The reversal of 12121064 is 46012121.

It can be written as a sum of positive squares in 2 ways, for example, as 9424900 + 2696164 = 3070^2 + 1642^2 .

It is not an unprimeable number, because it can be changed into a prime (12121061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4604 + ... + 6740.

Almost surely, 2^12121064 is an apocalyptic number.

It is an amenable number.

12121064 is a deficient number, since it is larger than the sum of its proper divisors (10648636).

12121064 is a wasteful number, since it uses less digits than its factorization.

12121064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852 (or 2848 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12121064 is about 3481.5318467594. The cubic root of 12121064 is about 229.7101831671.

Adding to 12121064 its reverse (46012121), we get a palindrome (58133185).

The spelling of 12121064 in words is "twelve million, one hundred twenty-one thousand, sixty-four".