1044006013 has 2 divisors, whose sum is σ = 1044006014. Its totient is φ = 1044006012.

The previous prime is 1044005999. The next prime is 1044006049. The reversal of 1044006013 is 3106004401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 859779684 + 184226329 = 29322^2 + 13573^2 .

It is an emirp because it is prime and its reverse (3106004401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1044006013 - 2⁵ = 1044005981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044006713) 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, 522003006 + 522003007.

It is an arithmetic number, because the mean of its divisors is an integer number (522003007).

Almost surely, 2^1044006013 is an apocalyptic number.

It is an amenable number.

1044006013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044006013 is an equidigital number, since it uses as much as digits as its factorization.

1044006013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1044006013 is about 32311.0818915121. The cubic root of 1044006013 is about 1014.4586120075.

The spelling of 1044006013 in words is "one billion, forty-four million, six thousand, thirteen".