12052443 has 8 divisors (see below), whose sum is σ = 17306128. Its totient is φ = 7416864.

The previous prime is 12052433. The next prime is 12052471. The reversal of 12052443 is 34425021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12052443 - 2⁶ = 12052379 is a prime.

It is a super-2 number, since 2×12052443² = 290522764536498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12052423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154480 + ... + 154557.

It is an arithmetic number, because the mean of its divisors is an integer number (2163266).

Almost surely, 2^12052443 is an apocalyptic number.

12052443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12052443 is a deficient number, since it is larger than the sum of its proper divisors (5253685).

12052443 is a wasteful number, since it uses less digits than its factorization.

12052443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309053.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12052443 is about 3471.6628580552. The cubic root of 12052443 is about 229.2758763371.

Adding to 12052443 its reverse (34425021), we get a palindrome (46477464).

The spelling of 12052443 in words is "twelve million, fifty-two thousand, four hundred forty-three".