266855107 has 2 divisors, whose sum is σ = 266855108. Its totient is φ = 266855106.

The previous prime is 266855093. The next prime is 266855189. The reversal of 266855107 is 701558662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266855107 - 2⁷ = 266854979 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266855107.

It is not a weakly prime, because it can be changed into another prime (266855207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133427553 + 133427554.

It is an arithmetic number, because the mean of its divisors is an integer number (133427554).

Almost surely, 2^266855107 is an apocalyptic number.

266855107 is a deficient number, since it is larger than the sum of its proper divisors (1).

266855107 is an equidigital number, since it uses as much as digits as its factorization.

266855107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 266855107 is about 16335.7003829037. The cubic root of 266855107 is about 643.8111683228.

It can be divided in two parts, 2668 and 55107, that added together give a palindrome (57775).

The spelling of 266855107 in words is "two hundred sixty-six million, eight hundred fifty-five thousand, one hundred seven".