2112435443 has 2 divisors, whose sum is σ = 2112435444. Its totient is φ = 2112435442.

The previous prime is 2112435433. The next prime is 2112435473. The reversal of 2112435443 is 3445342112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112435443 - 2⁴ = 2112435427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112435433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056217721 + 1056217722.

It is an arithmetic number, because the mean of its divisors is an integer number (1056217722).

Almost surely, 2^2112435443 is an apocalyptic number.

2112435443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112435443 is an equidigital number, since it uses as much as digits as its factorization.

2112435443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 29.

The square root of 2112435443 is about 45961.2384841836. The cubic root of 2112435443 is about 1283.1019013414.

Adding to 2112435443 its reverse (3445342112), we get a palindrome (5557777555).

The spelling of 2112435443 in words is "two billion, one hundred twelve million, four hundred thirty-five thousand, four hundred forty-three".