2124841 has 2 divisors, whose sum is σ = 2124842. Its totient is φ = 2124840.

The previous prime is 2124839. The next prime is 2124853. The reversal of 2124841 is 1484212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1166400 + 958441 = 1080^2 + 979^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124841 - 2¹ = 2124839 is a prime.

Together with 2124839, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2124821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062420 + 1062421.

It is an arithmetic number, because the mean of its divisors is an integer number (1062421).

2^2124841 is an apocalyptic number.

It is an amenable number.

2124841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124841 is an equidigital number, since it uses as much as digits as its factorization.

2124841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 512, while the sum is 22.

The square root of 2124841 is about 1457.6834361411. The cubic root of 2124841 is about 128.5608729135.

The spelling of 2124841 in words is "two million, one hundred twenty-four thousand, eight hundred forty-one".