2125841 has 2 divisors, whose sum is σ = 2125842. Its totient is φ = 2125840.

The previous prime is 2125831. The next prime is 2125847. The reversal of 2125841 is 1485212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1635841 + 490000 = 1279^2 + 700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2125841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2125847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062920 + 1062921.

It is an arithmetic number, because the mean of its divisors is an integer number (1062921).

2^2125841 is an apocalyptic number.

It is an amenable number.

2125841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125841 is an equidigital number, since it uses as much as digits as its factorization.

2125841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 640, while the sum is 23.

The square root of 2125841 is about 1458.0264057965. The cubic root of 2125841 is about 128.5810376710.

The spelling of 2125841 in words is "two million, one hundred twenty-five thousand, eight hundred forty-one".