2125106843 has 2 divisors, whose sum is σ = 2125106844. Its totient is φ = 2125106842.

The previous prime is 2125106807. The next prime is 2125106849. The reversal of 2125106843 is 3486015212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2125106843 - 2²² = 2120912539 is a prime.

It is not a weakly prime, because it can be changed into another prime (2125106849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062553421 + 1062553422.

It is an arithmetic number, because the mean of its divisors is an integer number (1062553422).

Almost surely, 2^2125106843 is an apocalyptic number.

2125106843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125106843 is an equidigital number, since it uses as much as digits as its factorization.

2125106843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2125106843 is about 46098.8811469433. The cubic root of 2125106843 is about 1285.6623419044.

The spelling of 2125106843 in words is "two billion, one hundred twenty-five million, one hundred six thousand, eight hundred forty-three".