4451426009 has 2 divisors, whose sum is σ = 4451426010. Its totient is φ = 4451426008.

The previous prime is 4451425969. The next prime is 4451426029. The reversal of 4451426009 is 9006241544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2758350400 + 1693075609 = 52520^2 + 41147^2 .

It is a cyclic number.

It is not a de Polignac number, because 4451426009 - 2⁸ = 4451425753 is a prime.

It is a super-3 number, since 3×4451426009³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4451426009.

It is not a weakly prime, because it can be changed into another prime (4451426029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225713004 + 2225713005.

It is an arithmetic number, because the mean of its divisors is an integer number (2225713005).

Almost surely, 2^4451426009 is an apocalyptic number.

It is an amenable number.

4451426009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4451426009 is an equidigital number, since it uses as much as digits as its factorization.

4451426009 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 35.

The square root of 4451426009 is about 66719.0078538343. The cubic root of 4451426009 is about 1645.0018334375.

The spelling of 4451426009 in words is "four billion, four hundred fifty-one million, four hundred twenty-six thousand, nine".