12053916 has 72 divisors (see below), whose sum is σ = 35969024. Its totient is φ = 3330720.

The previous prime is 12053887. The next prime is 12053917. The reversal of 12053916 is 61935021.

12053916 is a `hidden beast` number, since 120 + 539 + 1 + 6 = 666.

It is a super-4 number, since 4×12053916⁴ (a number of 29 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12053916.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12053917) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7041 + ... + 8583.

Almost surely, 2^12053916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12053916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17984512).

12053916 is an abundant number, since it is smaller than the sum of its proper divisors (23915108).

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

12053916 is a wasteful number, since it uses less digits than its factorization.

12053916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591 (or 1586 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 12053916 is about 3471.8749977498. The cubic root of 12053916 is about 229.2852163414.

Adding to 12053916 its reverse (61935021), we get a palindrome (73988937).

The spelling of 12053916 in words is "twelve million, fifty-three thousand, nine hundred sixteen".