2112841 has 2 divisors, whose sum is σ = 2112842. Its totient is φ = 2112840.

The previous prime is 2112833. The next prime is 2112863. The reversal of 2112841 is 1482112.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1948816 + 164025 = 1396^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112841 - 2³ = 2112833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2112821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056420 + 1056421.

It is an arithmetic number, because the mean of its divisors is an integer number (1056421).

2^2112841 is an apocalyptic number.

It is an amenable number.

2112841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112841 is an equidigital number, since it uses as much as digits as its factorization.

2112841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128, while the sum is 19.

The square root of 2112841 is about 1453.5614882075. The cubic root of 2112841 is about 128.3184008412.

Adding to 2112841 its reverse (1482112), we get a palindrome (3594953).

The spelling of 2112841 in words is "two million, one hundred twelve thousand, eight hundred forty-one".