1004044087 has 2 divisors, whose sum is σ = 1004044088. Its totient is φ = 1004044086.

The previous prime is 1004044057. The next prime is 1004044141. The reversal of 1004044087 is 7804404001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1004044087 - 2²⁷ = 869826359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004044057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502022043 + 502022044.

It is an arithmetic number, because the mean of its divisors is an integer number (502022044).

Almost surely, 2^1004044087 is an apocalyptic number.

1004044087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004044087 is an equidigital number, since it uses as much as digits as its factorization.

1004044087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 1004044087 is about 31686.6547145640. The cubic root of 1004044087 is about 1001.3462158895.

Adding to 1004044087 its reverse (7804404001), we get a palindrome (8808448088).

The spelling of 1004044087 in words is "one billion, four million, forty-four thousand, eighty-seven".