135530312555201 has 4 divisors (see below), whose sum is σ = 135530364768900. Its totient is φ = 135530260341504.

The previous prime is 135530312555101. The next prime is 135530312555219. The reversal of 135530312555201 is 102555213035531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30962324784400 + 104567987770801 = 5564380^2 + 10225849^2 .

It is a cyclic number.

It is not a de Polignac number, because 135530312555201 - 2¹⁰ = 135530312554177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135530312555101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21997736 + ... + 27476553.

It is an arithmetic number, because the mean of its divisors is an integer number (33882591192225).

Almost surely, 2^{135530312555201} is an apocalyptic number.

It is an amenable number.

135530312555201 is a deficient number, since it is larger than the sum of its proper divisors (52213699).

135530312555201 is an equidigital number, since it uses as much as digits as its factorization.

135530312555201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52213698.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 135530312555201 in words is "one hundred thirty-five trillion, five hundred thirty billion, three hundred twelve million, five hundred fifty-five thousand, two hundred one".