135660711 has 4 divisors (see below), whose sum is σ = 180880952. Its totient is φ = 90440472.

The previous prime is 135660709. The next prime is 135660713. The reversal of 135660711 is 117066531.

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

It is an interprime number because it is at equal distance from previous prime (135660709) and next prime (135660713).

It is not a de Polignac number, because 135660711 - 2¹ = 135660709 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 (135660713) 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, 22610116 + ... + 22610121.

It is an arithmetic number, because the mean of its divisors is an integer number (45220238).

Almost surely, 2^135660711 is an apocalyptic number.

135660711 is a deficient number, since it is larger than the sum of its proper divisors (45220241).

135660711 is an equidigital number, since it uses as much as digits as its factorization.

135660711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45220240.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 135660711 is about 11647.3478096947. The cubic root of 135660711 is about 513.8283112430.

The spelling of 135660711 in words is "one hundred thirty-five million, six hundred sixty thousand, seven hundred eleven".