4065324409 has 2 divisors, whose sum is σ = 4065324410. Its totient is φ = 4065324408.

The previous prime is 4065324397. The next prime is 4065324433. The reversal of 4065324409 is 9044235604.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3875436009 + 189888400 = 62253^2 + 13780^2 .

It is a cyclic number.

It is not a de Polignac number, because 4065324409 - 2⁷ = 4065324281 is a prime.

It is a super-2 number, since 2×4065324409² = 33053725100822398562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4065321409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2032662204 + 2032662205.

It is an arithmetic number, because the mean of its divisors is an integer number (2032662205).

Almost surely, 2^4065324409 is an apocalyptic number.

It is an amenable number.

4065324409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4065324409 is an equidigital number, since it uses as much as digits as its factorization.

4065324409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 4065324409 is about 63759.8965573188. The cubic root of 4065324409 is about 1595.9957696186.

The spelling of 4065324409 in words is "four billion, sixty-five million, three hundred twenty-four thousand, four hundred nine".