2117480227 has 4 divisors (see below), whose sum is σ = 2123009280. Its totient is φ = 2111951176.

The previous prime is 2117480191. The next prime is 2117480231. The reversal of 2117480227 is 7220847112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2117480227 - 2²⁷ = 1983262499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2117480192 and 2117480201.

It is not an unprimeable number, because it can be changed into a prime (2117480297) 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, 2763952 + ... + 2764717.

It is an arithmetic number, because the mean of its divisors is an integer number (530752320).

Almost surely, 2^2117480227 is an apocalyptic number.

2117480227 is a deficient number, since it is larger than the sum of its proper divisors (5529053).

2117480227 is an equidigital number, since it uses as much as digits as its factorization.

2117480227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529052.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 2117480227 is about 46016.0866110972. The cubic root of 2117480227 is about 1284.1224967887.

The spelling of 2117480227 in words is "two billion, one hundred seventeen million, four hundred eighty thousand, two hundred twenty-seven".