135308586129 has 4 divisors (see below), whose sum is σ = 180411448176. Its totient is φ = 90205724084.

The previous prime is 135308586103. The next prime is 135308586167. The reversal of 135308586129 is 921685803531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135308586129 - 2¹⁶ = 135308520593 is a prime.

It is a super-2 number, since 2×135308586129² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135308586169) 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, 22551431019 + ... + 22551431024.

It is an arithmetic number, because the mean of its divisors is an integer number (45102862044).

Almost surely, 2^135308586129 is an apocalyptic number.

It is an amenable number.

135308586129 is a deficient number, since it is larger than the sum of its proper divisors (45102862047).

135308586129 is an equidigital number, since it uses as much as digits as its factorization.

135308586129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45102862046.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 135308586129 in words is "one hundred thirty-five billion, three hundred eight million, five hundred eighty-six thousand, one hundred twenty-nine".