2125847 has 2 divisors, whose sum is σ = 2125848. Its totient is φ = 2125846.

The previous prime is 2125841. The next prime is 2125873. The reversal of 2125847 is 7485212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125847 - 2⁴ = 2125831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062923 + 1062924.

It is an arithmetic number, because the mean of its divisors is an integer number (1062924).

2^2125847 is an apocalyptic number.

2125847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125847 is an equidigital number, since it uses as much as digits as its factorization.

2125847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4480, while the sum is 29.

The square root of 2125847 is about 1458.0284633710. The cubic root of 2125847 is about 128.5811586405.

The spelling of 2125847 in words is "two million, one hundred twenty-five thousand, eight hundred forty-seven".