134842840273 has 2 divisors, whose sum is σ = 134842840274. Its totient is φ = 134842840272.

The previous prime is 134842840241. The next prime is 134842840373. The reversal of 134842840273 is 372048248431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133609987729 + 1232852544 = 365527^2 + 35112^2 .

It is a cyclic number.

It is not a de Polignac number, because 134842840273 - 2⁵ = 134842840241 is a prime.

It is not a weakly prime, because it can be changed into another prime (134842840373) 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, 67421420136 + 67421420137.

It is an arithmetic number, because the mean of its divisors is an integer number (67421420137).

Almost surely, 2^134842840273 is an apocalyptic number.

It is an amenable number.

134842840273 is a deficient number, since it is larger than the sum of its proper divisors (1).

134842840273 is an equidigital number, since it uses as much as digits as its factorization.

134842840273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1032192, while the sum is 46.

The spelling of 134842840273 in words is "one hundred thirty-four billion, eight hundred forty-two million, eight hundred forty thousand, two hundred seventy-three".