134501534555209 has 2 divisors, whose sum is σ = 134501534555210. Its totient is φ = 134501534555208.

The previous prime is 134501534555203. The next prime is 134501534555243. The reversal of 134501534555209 is 902555435105431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134491638284809 + 9896270400 = 11597053^2 + 99480^2 .

It is an emirp because it is prime and its reverse (902555435105431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134501534555209 - 2⁷ = 134501534555081 is a prime.

It is not a weakly prime, because it can be changed into another prime (134501534555203) 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, 67250767277604 + 67250767277605.

It is an arithmetic number, because the mean of its divisors is an integer number (67250767277605).

Almost surely, 2^{134501534555209} is an apocalyptic number.

It is an amenable number.

134501534555209 is a deficient number, since it is larger than the sum of its proper divisors (1).

134501534555209 is an equidigital number, since it uses as much as digits as its factorization.

134501534555209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100000, while the sum is 52.

The spelling of 134501534555209 in words is "one hundred thirty-four trillion, five hundred one billion, five hundred thirty-four million, five hundred fifty-five thousand, two hundred nine".