11225643227 has 2 divisors, whose sum is σ = 11225643228. Its totient is φ = 11225643226.

The previous prime is 11225643211. The next prime is 11225643229. The reversal of 11225643227 is 72234652211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11225643227 - 2⁴ = 11225643211 is a prime.

Together with 11225643229, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11225643229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612821613 + 5612821614.

It is an arithmetic number, because the mean of its divisors is an integer number (5612821614).

Almost surely, 2^11225643227 is an apocalyptic number.

11225643227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11225643227 is an equidigital number, since it uses as much as digits as its factorization.

11225643227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The spelling of 11225643227 in words is "eleven billion, two hundred twenty-five million, six hundred forty-three thousand, two hundred twenty-seven".