1003085287 has 2 divisors, whose sum is σ = 1003085288. Its totient is φ = 1003085286.

The previous prime is 1003085273. The next prime is 1003085329. The reversal of 1003085287 is 7825803001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003085287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003085267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501542643 + 501542644.

It is an arithmetic number, because the mean of its divisors is an integer number (501542644).

Almost surely, 2^1003085287 is an apocalyptic number.

1003085287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003085287 is an equidigital number, since it uses as much as digits as its factorization.

1003085287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 1003085287 is about 31671.5217032589. The cubic root of 1003085287 is about 1001.0273731430.

Adding to 1003085287 its reverse (7825803001), we get a palindrome (8828888288).

The spelling of 1003085287 in words is "one billion, three million, eighty-five thousand, two hundred eighty-seven".