9004127449 has 2 divisors, whose sum is σ = 9004127450. Its totient is φ = 9004127448.

The previous prime is 9004127389. The next prime is 9004127453. The reversal of 9004127449 is 9447214009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8974151824 + 29975625 = 94732^2 + 5475^2 .

It is a cyclic number.

It is not a de Polignac number, because 9004127449 - 2¹⁵ = 9004094681 is a prime.

It is a super-2 number, since 2×9004127449² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9004127149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4502063724 + 4502063725.

It is an arithmetic number, because the mean of its divisors is an integer number (4502063725).

Almost surely, 2^9004127449 is an apocalyptic number.

It is an amenable number.

9004127449 is a deficient number, since it is larger than the sum of its proper divisors (1).

9004127449 is an equidigital number, since it uses as much as digits as its factorization.

9004127449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 9004127449 is about 94890.0808778241. The cubic root of 9004127449 is about 2080.4017537107.

The spelling of 9004127449 in words is "nine billion, four million, one hundred twenty-seven thousand, four hundred forty-nine".