4161724409 has 2 divisors, whose sum is σ = 4161724410. Its totient is φ = 4161724408.

The previous prime is 4161724387. The next prime is 4161724417. The reversal of 4161724409 is 9044271614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4000942009 + 160782400 = 63253^2 + 12680^2 .

It is a cyclic number.

It is not a de Polignac number, because 4161724409 - 2⁸ = 4161724153 is a prime.

It is not a weakly prime, because it can be changed into another prime (4161724499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080862204 + 2080862205.

It is an arithmetic number, because the mean of its divisors is an integer number (2080862205).

Almost surely, 2^4161724409 is an apocalyptic number.

It is an amenable number.

4161724409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4161724409 is an equidigital number, since it uses as much as digits as its factorization.

4161724409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 4161724409 is about 64511.4285146438. The cubic root of 4161724409 is about 1608.5124963169.

The spelling of 4161724409 in words is "four billion, one hundred sixty-one million, seven hundred twenty-four thousand, four hundred nine".