2125166034419 has 2 divisors, whose sum is σ = 2125166034420. Its totient is φ = 2125166034418.

The previous prime is 2125166034403. The next prime is 2125166034443. The reversal of 2125166034419 is 9144306615212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125166034419 - 2⁴ = 2125166034403 is a prime.

It is a super-2 number, since 2×2125166034419² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2125166034419.

It is not a weakly prime, because it can be changed into another prime (2125166036419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062583017209 + 1062583017210.

It is an arithmetic number, because the mean of its divisors is an integer number (1062583017210).

Almost surely, 2^{2125166034419} is an apocalyptic number.

2125166034419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125166034419 is an equidigital number, since it uses as much as digits as its factorization.

2125166034419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 2125166034419 in words is "two trillion, one hundred twenty-five billion, one hundred sixty-six million, thirty-four thousand, four hundred nineteen".