12021414 has 32 divisors (see below), whose sum is σ = 26801280. Its totient is φ = 3572352.

The previous prime is 12021403. The next prime is 12021473. The reversal of 12021414 is 41412021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12021393 and 12021402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164 + ... + 5039.

It is an arithmetic number, because the mean of its divisors is an integer number (837540).

Almost surely, 2^12021414 is an apocalyptic number.

12021414 is an abundant number, since it is smaller than the sum of its proper divisors (14779866).

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

12021414 is a wasteful number, since it uses less digits than its factorization.

12021414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6244.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 12021414 is about 3467.1910821297. The cubic root of 12021414 is about 229.0789504225.

Adding to 12021414 its reverse (41412021), we get a palindrome (53433435).

The spelling of 12021414 in words is "twelve million, twenty-one thousand, four hundred fourteen".