1038914449 has 2 divisors, whose sum is σ = 1038914450. Its totient is φ = 1038914448.

The previous prime is 1038914447. The next prime is 1038914477. The reversal of 1038914449 is 9444198301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 570971025 + 467943424 = 23895^2 + 21632^2 .

It is an emirp because it is prime and its reverse (9444198301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1038914449 - 2¹ = 1038914447 is a prime.

Together with 1038914447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1038914441) 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, 519457224 + 519457225.

It is an arithmetic number, because the mean of its divisors is an integer number (519457225).

Almost surely, 2^1038914449 is an apocalyptic number.

It is an amenable number.

1038914449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038914449 is an equidigital number, since it uses as much as digits as its factorization.

1038914449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 1038914449 is about 32232.1958451484. The cubic root of 1038914449 is about 1012.8067694947.

The spelling of 1038914449 in words is "one billion, thirty-eight million, nine hundred fourteen thousand, four hundred forty-nine".