12113443 has 2 divisors, whose sum is σ = 12113444. Its totient is φ = 12113442.

The previous prime is 12113417. The next prime is 12113447. The reversal of 12113443 is 34431121.

12113443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12113443 - 2¹⁷ = 11982371 is a prime.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 12113443.

It is not a weakly prime, because it can be changed into another prime (12113447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056721 + 6056722.

It is an arithmetic number, because the mean of its divisors is an integer number (6056722).

Almost surely, 2^12113443 is an apocalyptic number.

12113443 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113443 is an equidigital number, since it uses as much as digits as its factorization.

12113443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 12113443 is about 3480.4371851823. The cubic root of 12113443 is about 229.6620303996.

Adding to 12113443 its reverse (34431121), we get a palindrome (46544564).

The spelling of 12113443 in words is "twelve million, one hundred thirteen thousand, four hundred forty-three".