128084227 has 2 divisors, whose sum is σ = 128084228. Its totient is φ = 128084226.

The previous prime is 128084207. The next prime is 128084233. The reversal of 128084227 is 722480821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128084227 - 2¹¹ = 128082179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128084192 and 128084201.

It is not a weakly prime, because it can be changed into another prime (128084207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64042113 + 64042114.

It is an arithmetic number, because the mean of its divisors is an integer number (64042114).

Almost surely, 2^128084227 is an apocalyptic number.

128084227 is a deficient number, since it is larger than the sum of its proper divisors (1).

128084227 is an equidigital number, since it uses as much as digits as its factorization.

128084227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14336, while the sum is 34.

The square root of 128084227 is about 11317.4302295177. The cubic root of 128084227 is about 504.0789367313.

The spelling of 128084227 in words is "one hundred twenty-eight million, eighty-four thousand, two hundred twenty-seven".