266011271 has 2 divisors, whose sum is σ = 266011272. Its totient is φ = 266011270.

The previous prime is 266011259. The next prime is 266011283. The reversal of 266011271 is 172110662.

It is a balanced prime because it is at equal distance from previous prime (266011259) and next prime (266011283).

It is a cyclic number.

It is not a de Polignac number, because 266011271 - 2²² = 261816967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266011271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266011871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133005635 + 133005636.

It is an arithmetic number, because the mean of its divisors is an integer number (133005636).

Almost surely, 2^266011271 is an apocalyptic number.

266011271 is a deficient number, since it is larger than the sum of its proper divisors (1).

266011271 is an equidigital number, since it uses as much as digits as its factorization.

266011271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 266011271 is about 16309.8519613147. The cubic root of 266011271 is about 643.1318425142.

It can be divided in two parts, 26601 and 1271, that added together give a palindrome (27872).

The spelling of 266011271 in words is "two hundred sixty-six million, eleven thousand, two hundred seventy-one".