134668211 has 2 divisors, whose sum is σ = 134668212. Its totient is φ = 134668210.

The previous prime is 134668159. The next prime is 134668213. The reversal of 134668211 is 112866431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134668211 - 2⁶ = 134668147 is a prime.

Together with 134668213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134668213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67334105 + 67334106.

It is an arithmetic number, because the mean of its divisors is an integer number (67334106).

Almost surely, 2^134668211 is an apocalyptic number.

134668211 is a deficient number, since it is larger than the sum of its proper divisors (1).

134668211 is an equidigital number, since it uses as much as digits as its factorization.

134668211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 134668211 is about 11604.6633298860. The cubic root of 134668211 is about 512.5721790864.

The spelling of 134668211 in words is "one hundred thirty-four million, six hundred sixty-eight thousand, two hundred eleven".