134010209 has 2 divisors, whose sum is σ = 134010210. Its totient is φ = 134010208.

The previous prime is 134010199. The next prime is 134010221. The reversal of 134010209 is 902010431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133980625 + 29584 = 11575^2 + 172^2 .

It is a cyclic number.

It is not a de Polignac number, because 134010209 - 2⁴ = 134010193 is a prime.

It is a super-2 number, since 2×134010209² = 35917472232447362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134010809) 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, 67005104 + 67005105.

It is an arithmetic number, because the mean of its divisors is an integer number (67005105).

Almost surely, 2^134010209 is an apocalyptic number.

It is an amenable number.

134010209 is a deficient number, since it is larger than the sum of its proper divisors (1).

134010209 is an equidigital number, since it uses as much as digits as its factorization.

134010209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 134010209 is about 11576.2778560295. The cubic root of 134010209 is about 511.7359898340.

The spelling of 134010209 in words is "one hundred thirty-four million, ten thousand, two hundred nine".