135500511 has 4 divisors (see below), whose sum is σ = 180667352. Its totient is φ = 90333672.

The previous prime is 135500503. The next prime is 135500513. The reversal of 135500511 is 115005531.

135500511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 135500511 - 2³ = 135500503 is a prime.

It is a super-2 number, since 2×135500511² = 36720776962522242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135500513) 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, 22583416 + ... + 22583421.

It is an arithmetic number, because the mean of its divisors is an integer number (45166838).

Almost surely, 2^135500511 is an apocalyptic number.

135500511 is a deficient number, since it is larger than the sum of its proper divisors (45166841).

135500511 is an equidigital number, since it uses as much as digits as its factorization.

135500511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45166840.

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 135500511 is about 11640.4686761316. The cubic root of 135500511 is about 513.6259738140.

The spelling of 135500511 in words is "one hundred thirty-five million, five hundred thousand, five hundred eleven".