12121364 has 12 divisors (see below), whose sum is σ = 21252000. Its totient is φ = 6049368.

The previous prime is 12121337. The next prime is 12121367. The reversal of 12121364 is 46312121.

12121364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12121367) 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, 134 + ... + 4925.

It is an arithmetic number, because the mean of its divisors is an integer number (1771000).

Almost surely, 2^12121364 is an apocalyptic number.

It is an amenable number.

12121364 is a deficient number, since it is larger than the sum of its proper divisors (9130636).

12121364 is a wasteful number, since it uses less digits than its factorization.

12121364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5662 (or 5660 counting only the distinct ones).

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

The square root of 12121364 is about 3481.5749309759. The cubic root of 12121364 is about 229.7120782837.

Adding to 12121364 its reverse (46312121), we get a palindrome (58433485).

The spelling of 12121364 in words is "twelve million, one hundred twenty-one thousand, three hundred sixty-four".