134166211 has 2 divisors, whose sum is σ = 134166212. Its totient is φ = 134166210.

The previous prime is 134166203. The next prime is 134166251. The reversal of 134166211 is 112661431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134166211 - 2³ = 134166203 is a prime.

It is not a weakly prime, because it can be changed into another prime (134166251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67083105 + 67083106.

It is an arithmetic number, because the mean of its divisors is an integer number (67083106).

Almost surely, 2^134166211 is an apocalyptic number.

134166211 is a deficient number, since it is larger than the sum of its proper divisors (1).

134166211 is an equidigital number, since it uses as much as digits as its factorization.

134166211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 134166211 is about 11583.0138996722. The cubic root of 134166211 is about 511.9344843640.

The spelling of 134166211 in words is "one hundred thirty-four million, one hundred sixty-six thousand, two hundred eleven".