268548211 has 2 divisors, whose sum is σ = 268548212. Its totient is φ = 268548210.

The previous prime is 268548197. The next prime is 268548221. The reversal of 268548211 is 112845862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268548211 - 2¹¹ = 268546163 is a prime.

It is not a weakly prime, because it can be changed into another prime (268548221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134274105 + 134274106.

It is an arithmetic number, because the mean of its divisors is an integer number (134274106).

Almost surely, 2^268548211 is an apocalyptic number.

268548211 is a deficient number, since it is larger than the sum of its proper divisors (1).

268548211 is an equidigital number, since it uses as much as digits as its factorization.

268548211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 37.

The square root of 268548211 is about 16387.4406482526. The cubic root of 268548211 is about 645.1698857430.

The spelling of 268548211 in words is "two hundred sixty-eight million, five hundred forty-eight thousand, two hundred eleven".