4442960909 has 2 divisors, whose sum is σ = 4442960910. Its totient is φ = 4442960908.

The previous prime is 4442960887. The next prime is 4442960917. The reversal of 4442960909 is 9090692444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3925398409 + 517562500 = 62653^2 + 22750^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442960909 - 2⁸ = 4442960653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4442960959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221480454 + 2221480455.

It is an arithmetic number, because the mean of its divisors is an integer number (2221480455).

Almost surely, 2^4442960909 is an apocalyptic number.

It is an amenable number.

4442960909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442960909 is an equidigital number, since it uses as much as digits as its factorization.

4442960909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 4442960909 is about 66655.5392221832. The cubic root of 4442960909 is about 1643.9584268776.

The spelling of 4442960909 in words is "four billion, four hundred forty-two million, nine hundred sixty thousand, nine hundred nine".