266052167 has 2 divisors, whose sum is σ = 266052168. Its totient is φ = 266052166.

The previous prime is 266052161. The next prime is 266052169. The reversal of 266052167 is 761250662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266052167 - 2⁴ = 266052151 is a prime.

Together with 266052169, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_14508287 and since 266052167 and 14508287 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266052161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133026083 + 133026084.

It is an arithmetic number, because the mean of its divisors is an integer number (133026084).

Almost surely, 2^266052167 is an apocalyptic number.

266052167 is a deficient number, since it is larger than the sum of its proper divisors (1).

266052167 is an equidigital number, since it uses as much as digits as its factorization.

266052167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 266052167 is about 16311.1056338925. The cubic root of 266052167 is about 643.1647987269.

The spelling of 266052167 in words is "two hundred sixty-six million, fifty-two thousand, one hundred sixty-seven".