135234013663261 has 8 divisors (see below), whose sum is σ = 135819242769600. Its totient is φ = 134648825801952.

The previous prime is 135234013663237. The next prime is 135234013663351. The reversal of 135234013663261 is 162366310432531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135234013663261 - 2³³ = 135225423728669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135234013663061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3730411 + ... + 16863688.

It is an arithmetic number, because the mean of its divisors is an integer number (16977405346200).

Almost surely, 2^{135234013663261} is an apocalyptic number.

It is an amenable number.

135234013663261 is a deficient number, since it is larger than the sum of its proper divisors (585229106339).

135234013663261 is a wasteful number, since it uses less digits than its factorization.

135234013663261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20622515.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 135234013663261 in words is "one hundred thirty-five trillion, two hundred thirty-four billion, thirteen million, six hundred sixty-three thousand, two hundred sixty-one".