135782711 has 4 divisors (see below), whose sum is σ = 139452552. Its totient is φ = 132112872.

The previous prime is 135782687. The next prime is 135782719. The reversal of 135782711 is 117287531.

It is a happy number.

135782711 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 a cyclic number.

It is not a de Polignac number, because 135782711 - 2¹⁰ = 135781687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135782719) 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, 1834865 + ... + 1834938.

It is an arithmetic number, because the mean of its divisors is an integer number (34863138).

Almost surely, 2^135782711 is an apocalyptic number.

135782711 is a deficient number, since it is larger than the sum of its proper divisors (3669841).

135782711 is an equidigital number, since it uses as much as digits as its factorization.

135782711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3669840.

The product of its digits is 11760, while the sum is 35.

The square root of 135782711 is about 11652.5838765486. The cubic root of 135782711 is about 513.9822941006.

The spelling of 135782711 in words is "one hundred thirty-five million, seven hundred eighty-two thousand, seven hundred eleven".