2132776717 has 4 divisors (see below), whose sum is σ = 2137991740. Its totient is φ = 2127561696.

The previous prime is 2132776703. The next prime is 2132776727. The reversal of 2132776717 is 7176772312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1962578601 + 170198116 = 44301^2 + 13046^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132776717 - 2⁷ = 2132776589 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 (2132776727) 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, 2606898 + ... + 2607715.

It is an arithmetic number, because the mean of its divisors is an integer number (534497935).

Almost surely, 2^2132776717 is an apocalyptic number.

It is an amenable number.

2132776717 is a deficient number, since it is larger than the sum of its proper divisors (5215023).

2132776717 is an equidigital number, since it uses as much as digits as its factorization.

2132776717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215022.

The product of its digits is 172872, while the sum is 43.

The square root of 2132776717 is about 46181.9955935211. The cubic root of 2132776717 is about 1287.2072099102.

The spelling of 2132776717 in words is "two billion, one hundred thirty-two million, seven hundred seventy-six thousand, seven hundred seventeen".