135381830611 has 4 divisors (see below), whose sum is σ = 135441029152. Its totient is φ = 135322632072.

The previous prime is 135381830543. The next prime is 135381830677. The reversal of 135381830611 is 116038183531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 116038183531 = 23687 ⋅4898813.

It is a cyclic number.

It is not a de Polignac number, because 135381830611 - 2¹³ = 135381822419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135381830011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29595840 + ... + 29600413.

It is an arithmetic number, because the mean of its divisors is an integer number (33860257288).

Almost surely, 2^135381830611 is an apocalyptic number.

135381830611 is a deficient number, since it is larger than the sum of its proper divisors (59198541).

135381830611 is an equidigital number, since it uses as much as digits as its factorization.

135381830611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59198540.

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 135381830611 in words is "one hundred thirty-five billion, three hundred eighty-one million, eight hundred thirty thousand, six hundred eleven".