2125166034443 has 2 divisors, whose sum is σ = 2125166034444. Its totient is φ = 2125166034442.

The previous prime is 2125166034419. The next prime is 2125166034473. The reversal of 2125166034443 is 3444306615212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125166034443 - 2⁶ = 2125166034379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2125166034443.

It is not a weakly prime, because it can be changed into another prime (2125166034403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062583017221 + 1062583017222.

It is an arithmetic number, because the mean of its divisors is an integer number (1062583017222).

Almost surely, 2^{2125166034443} is an apocalyptic number.

2125166034443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125166034443 is an equidigital number, since it uses as much as digits as its factorization.

2125166034443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 2125166034443 in words is "two trillion, one hundred twenty-five billion, one hundred sixty-six million, thirty-four thousand, four hundred forty-three".