12052641 has 4 divisors (see below), whose sum is σ = 16070192. Its totient is φ = 8035092.

The previous prime is 12052637. The next prime is 12052699. The reversal of 12052641 is 14625021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12052641 - 2² = 12052637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12052741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2008771 + ... + 2008776.

It is an arithmetic number, because the mean of its divisors is an integer number (4017548).

Almost surely, 2^12052641 is an apocalyptic number.

It is an amenable number.

12052641 is a deficient number, since it is larger than the sum of its proper divisors (4017551).

12052641 is an equidigital number, since it uses as much as digits as its factorization.

12052641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017550.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12052641 is about 3471.6913745320. The cubic root of 12052641 is about 229.2771318605.

Adding to 12052641 its reverse (14625021), we get a palindrome (26677662).

The spelling of 12052641 in words is "twelve million, fifty-two thousand, six hundred forty-one".