132135762217 has 4 divisors (see below), whose sum is σ = 134628889860. Its totient is φ = 129642634576.

The previous prime is 132135762163. The next prime is 132135762247. The reversal of 132135762217 is 712267531231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 712267531231 = 124459 ⋅5722909.

It can be written as a sum of positive squares in 2 ways, for example, as 117970953961 + 14164808256 = 343469^2 + 119016^2 .

It is a cyclic number.

It is not a de Polignac number, because 132135762217 - 2⁷ = 132135762089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132135762217.

It is not an unprimeable number, because it can be changed into a prime (132135762247) 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, 1246563742 + ... + 1246563847.

It is an arithmetic number, because the mean of its divisors is an integer number (33657222465).

Almost surely, 2^132135762217 is an apocalyptic number.

It is an amenable number.

132135762217 is a deficient number, since it is larger than the sum of its proper divisors (2493127643).

132135762217 is an equidigital number, since it uses as much as digits as its factorization.

132135762217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493127642.

The product of its digits is 105840, while the sum is 40.

The spelling of 132135762217 in words is "one hundred thirty-two billion, one hundred thirty-five million, seven hundred sixty-two thousand, two hundred seventeen".