2125266667 has 2 divisors, whose sum is σ = 2125266668. Its totient is φ = 2125266666.

The previous prime is 2125266623. The next prime is 2125266691. The reversal of 2125266667 is 7666625212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2125266667 - 2¹⁵ = 2125233899 is a prime.

It is a super-2 number, since 2×2125266667² = 9033516811722577778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2125266607) 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, 1062633333 + 1062633334.

It is an arithmetic number, because the mean of its divisors is an integer number (1062633334).

Almost surely, 2^2125266667 is an apocalyptic number.

2125266667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125266667 is an equidigital number, since it uses as much as digits as its factorization.

2125266667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

The square root of 2125266667 is about 46100.6146054475. The cubic root of 2125266667 is about 1285.6945715854.

The spelling of 2125266667 in words is "two billion, one hundred twenty-five million, two hundred sixty-six thousand, six hundred sixty-seven".