1085003 has 2 divisors, whose sum is σ = 1085004. Its totient is φ = 1085002.

The previous prime is 1084997. The next prime is 1085011. The reversal of 1085003 is 3005801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1085003 - 2⁴ = 1084987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1085023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542501 + 542502.

It is an arithmetic number, because the mean of its divisors is an integer number (542502).

2^1085003 is an apocalyptic number.

1085003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085003 is an equidigital number, since it uses as much as digits as its factorization.

1085003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1085003 is about 1041.6347728451. The cubic root of 1085003 is about 102.7567389017.

The spelling of 1085003 in words is "one million, eighty-five thousand, three".