4235540189 has 2 divisors, whose sum is σ = 4235540190. Its totient is φ = 4235540188.

The previous prime is 4235540129. The next prime is 4235540279. The reversal of 4235540189 is 9810455324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2845368964 + 1390171225 = 53342^2 + 37285^2 .

It is a cyclic number.

It is not a de Polignac number, because 4235540189 - 2¹⁶ = 4235474653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4235540129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2117770094 + 2117770095.

It is an arithmetic number, because the mean of its divisors is an integer number (2117770095).

Almost surely, 2^4235540189 is an apocalyptic number.

It is an amenable number.

4235540189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4235540189 is an equidigital number, since it uses as much as digits as its factorization.

4235540189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 4235540189 is about 65081.0278729523. The cubic root of 4235540189 is about 1617.9667868695.

The spelling of 4235540189 in words is "four billion, two hundred thirty-five million, five hundred forty thousand, one hundred eighty-nine".