2117132697 has 4 divisors (see below), whose sum is σ = 2822843600. Its totient is φ = 1411421796.

The previous prime is 2117132687. The next prime is 2117132701. The reversal of 2117132697 is 7962317112.

2117132697 is digitally balanced in base 4, 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2117132697 - 2¹⁰ = 2117131673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2117132687) 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, 352855447 + ... + 352855452.

It is an arithmetic number, because the mean of its divisors is an integer number (705710900).

Almost surely, 2^2117132697 is an apocalyptic number.

It is an amenable number.

2117132697 is a deficient number, since it is larger than the sum of its proper divisors (705710903).

2117132697 is an equidigital number, since it uses as much as digits as its factorization.

2117132697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705710902.

The product of its digits is 31752, while the sum is 39.

The square root of 2117132697 is about 46012.3102767075. The cubic root of 2117132697 is about 1284.0522410350.

The spelling of 2117132697 in words is "two billion, one hundred seventeen million, one hundred thirty-two thousand, six hundred ninety-seven".