2125166036419 has 2 divisors, whose sum is σ = 2125166036420. Its totient is φ = 2125166036418.

The previous prime is 2125166036407. The next prime is 2125166036443. The reversal of 2125166036419 is 9146306615212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2125166036419 - 2²¹ = 2125163939267 is a prime.

It is a super-2 number, since 2×2125166036419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2125166034419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062583018209 + 1062583018210.

It is an arithmetic number, because the mean of its divisors is an integer number (1062583018210).

Almost surely, 2^{2125166036419} is an apocalyptic number.

2125166036419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125166036419 is an equidigital number, since it uses as much as digits as its factorization.

2125166036419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 2125166036419 in words is "two trillion, one hundred twenty-five billion, one hundred sixty-six million, thirty-six thousand, four hundred nineteen".