2117772327 has 8 divisors (see below), whose sum is σ = 3080396160. Its totient is φ = 1283498360.

The previous prime is 2117772323. The next prime is 2117772341. The reversal of 2117772327 is 7232777112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2117772327 - 2² = 2117772323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117772323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32087427 + ... + 32087492.

It is an arithmetic number, because the mean of its divisors is an integer number (385049520).

Almost surely, 2^2117772327 is an apocalyptic number.

2117772327 is a deficient number, since it is larger than the sum of its proper divisors (962623833).

2117772327 is a wasteful number, since it uses less digits than its factorization.

2117772327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64174933.

The product of its digits is 57624, while the sum is 39.

The square root of 2117772327 is about 46019.2603917099. The cubic root of 2117772327 is about 1284.1815410134.

The spelling of 2117772327 in words is "two billion, one hundred seventeen million, seven hundred seventy-two thousand, three hundred twenty-seven".