268887167 has 2 divisors, whose sum is σ = 268887168. Its totient is φ = 268887166.

The previous prime is 268887163. The next prime is 268887197. The reversal of 268887167 is 761788862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268887167 - 2² = 268887163 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268887163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134443583 + 134443584.

It is an arithmetic number, because the mean of its divisors is an integer number (134443584).

Almost surely, 2^268887167 is an apocalyptic number.

268887167 is a deficient number, since it is larger than the sum of its proper divisors (1).

268887167 is an equidigital number, since it uses as much as digits as its factorization.

268887167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1806336, while the sum is 53.

The square root of 268887167 is about 16397.7793313607. The cubic root of 268887167 is about 645.4412116516.

The spelling of 268887167 in words is "two hundred sixty-eight million, eight hundred eighty-seven thousand, one hundred sixty-seven".