135548835587 has 4 divisors (see below), whose sum is σ = 147871457016. Its totient is φ = 123226214160.

The previous prime is 135548835577. The next prime is 135548835641. The reversal of 135548835587 is 785538845531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 785538845531 = 11 ⋅71412622321.

It is a cyclic number.

It is not a de Polignac number, because 135548835587 - 2⁶ = 135548835523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135548835557) 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, 6161310698 + ... + 6161310719.

It is an arithmetic number, because the mean of its divisors is an integer number (36967864254).

Almost surely, 2^135548835587 is an apocalyptic number.

135548835587 is a deficient number, since it is larger than the sum of its proper divisors (12322621429).

135548835587 is a wasteful number, since it uses less digits than its factorization.

135548835587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322621428.

The product of its digits is 80640000, while the sum is 62.

The spelling of 135548835587 in words is "one hundred thirty-five billion, five hundred forty-eight million, eight hundred thirty-five thousand, five hundred eighty-seven".