135447055265843 has 2 divisors, whose sum is σ = 135447055265844. Its totient is φ = 135447055265842.

The previous prime is 135447055265831. The next prime is 135447055265971. The reversal of 135447055265843 is 348562550744531.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (348562550744531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135447055265843 - 2¹⁴ = 135447055249459 is a prime.

It is not a weakly prime, because it can be changed into another prime (135447055265243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67723527632921 + 67723527632922.

It is an arithmetic number, because the mean of its divisors is an integer number (67723527632922).

Almost surely, 2^{135447055265843} is an apocalyptic number.

135447055265843 is a deficient number, since it is larger than the sum of its proper divisors (1).

135447055265843 is an equidigital number, since it uses as much as digits as its factorization.

135447055265843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920000, while the sum is 62.

The spelling of 135447055265843 in words is "one hundred thirty-five trillion, four hundred forty-seven billion, fifty-five million, two hundred sixty-five thousand, eight hundred forty-three".