135801135695 has 4 divisors (see below), whose sum is σ = 162961362840. Its totient is φ = 108640908552.

The previous prime is 135801135689. The next prime is 135801135709. The reversal of 135801135695 is 596531108531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 596531108531 = 313 ⋅1905850187.

It is a cyclic number.

It is not a de Polignac number, because 135801135695 - 2²⁰ = 135800087119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13580113565 + ... + 13580113574.

It is an arithmetic number, because the mean of its divisors is an integer number (40740340710).

Almost surely, 2^135801135695 is an apocalyptic number.

135801135695 is a deficient number, since it is larger than the sum of its proper divisors (27160227145).

135801135695 is an equidigital number, since it uses as much as digits as its factorization.

135801135695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27160227144.

The product of its (nonzero) digits is 486000, while the sum is 47.

The spelling of 135801135695 in words is "one hundred thirty-five billion, eight hundred one million, one hundred thirty-five thousand, six hundred ninety-five".