228375412189 has 2 divisors, whose sum is σ = 228375412190. Its totient is φ = 228375412188.

The previous prime is 228375412099. The next prime is 228375412193. The reversal of 228375412189 is 981214573822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227443148100 + 932264089 = 476910^2 + 30533^2 .

It is a cyclic number.

It is not a de Polignac number, because 228375412189 - 2²³ = 228367023581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228375412589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114187706094 + 114187706095.

It is an arithmetic number, because the mean of its divisors is an integer number (114187706095).

Almost surely, 2^228375412189 is an apocalyptic number.

It is an amenable number.

228375412189 is a deficient number, since it is larger than the sum of its proper divisors (1).

228375412189 is an equidigital number, since it uses as much as digits as its factorization.

228375412189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 52.

The spelling of 228375412189 in words is "two hundred twenty-eight billion, three hundred seventy-five million, four hundred twelve thousand, one hundred eighty-nine".