12021614 has 16 divisors (see below), whose sum is σ = 20307456. Its totient is φ = 5287800.

The previous prime is 12021593. The next prime is 12021629. The reversal of 12021614 is 41612021.

It is a junction number, because it is equal to n+sod(n) for n = 12021592 and 12021601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8132 + ... + 9495.

It is an arithmetic number, because the mean of its divisors is an integer number (1269216).

Almost surely, 2^12021614 is an apocalyptic number.

12021614 is a deficient number, since it is larger than the sum of its proper divisors (8285842).

12021614 is a wasteful number, since it uses less digits than its factorization.

12021614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17671.

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

The square root of 12021614 is about 3467.2199238006. The cubic root of 12021614 is about 229.0802208093.

Adding to 12021614 its reverse (41612021), we get a palindrome (53633635).

The spelling of 12021614 in words is "twelve million, twenty-one thousand, six hundred fourteen".