4234541209 has 2 divisors, whose sum is σ = 4234541210. Its totient is φ = 4234541208.

The previous prime is 4234541197. The next prime is 4234541219. The reversal of 4234541209 is 9021454324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3913128025 + 321413184 = 62555^2 + 17928^2 .

It is a cyclic number.

It is not a de Polignac number, because 4234541209 - 2⁵ = 4234541177 is a prime.

It is not a weakly prime, because it can be changed into another prime (4234541219) 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, 2117270604 + 2117270605.

It is an arithmetic number, because the mean of its divisors is an integer number (2117270605).

Almost surely, 2^4234541209 is an apocalyptic number.

It is an amenable number.

4234541209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4234541209 is an equidigital number, since it uses as much as digits as its factorization.

4234541209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 4234541209 is about 65073.3525262069. The cubic root of 4234541209 is about 1617.8395741663.

The spelling of 4234541209 in words is "four billion, two hundred thirty-four million, five hundred forty-one thousand, two hundred nine".