135313685659 has 4 divisors (see below), whose sum is σ = 135394859304. Its totient is φ = 135232512016.

The previous prime is 135313685623. The next prime is 135313685671. The reversal of 135313685659 is 956586313531.

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

It is a cyclic number.

It is not a de Polignac number, because 135313685659 - 2¹⁷ = 135313554587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135313625659) 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, 40584322 + ... + 40587655.

It is an arithmetic number, because the mean of its divisors is an integer number (33848714826).

Almost surely, 2^135313685659 is an apocalyptic number.

135313685659 is a deficient number, since it is larger than the sum of its proper divisors (81173645).

135313685659 is an equidigital number, since it uses as much as digits as its factorization.

135313685659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81173644.

The product of its digits is 8748000, while the sum is 55.

The spelling of 135313685659 in words is "one hundred thirty-five billion, three hundred thirteen million, six hundred eighty-five thousand, six hundred fifty-nine".