12421014 has 16 divisors (see below), whose sum is σ = 24936960. Its totient is φ = 4124520.

The previous prime is 12421009. The next prime is 12421021. The reversal of 12421014 is 41012421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12420984 and 12421002.

It is a congruent number.

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, 2194 + ... + 5445.

It is an arithmetic number, because the mean of its divisors is an integer number (1558560).

Almost surely, 2^12421014 is an apocalyptic number.

12421014 is an abundant number, since it is smaller than the sum of its proper divisors (12515946).

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

12421014 is a wasteful number, since it uses less digits than its factorization.

12421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7915.

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

The square root of 12421014 is about 3524.3458967587. The cubic root of 12421014 is about 231.5895810562.

Adding to 12421014 its reverse (41012421), we get a palindrome (53433435).

The spelling of 12421014 in words is "twelve million, four hundred twenty-one thousand, fourteen".