1048328609 has 2 divisors, whose sum is σ = 1048328610. Its totient is φ = 1048328608.

The previous prime is 1048328599. The next prime is 1048328653. The reversal of 1048328609 is 9068238401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1032208384 + 16120225 = 32128^2 + 4015^2 .

It is an emirp because it is prime and its reverse (9068238401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1048328609 - 2⁸ = 1048328353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1048328669) 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, 524164304 + 524164305.

It is an arithmetic number, because the mean of its divisors is an integer number (524164305).

Almost surely, 2^1048328609 is an apocalyptic number.

It is an amenable number.

1048328609 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048328609 is an equidigital number, since it uses as much as digits as its factorization.

1048328609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 1048328609 is about 32377.9030976374. The cubic root of 1048328609 is about 1015.8567701791.

The spelling of 1048328609 in words is "one billion, forty-eight million, three hundred twenty-eight thousand, six hundred nine".