1085023 has 2 divisors, whose sum is σ = 1085024. Its totient is φ = 1085022.

The previous prime is 1085017. The next prime is 1085047. The reversal of 1085023 is 3205801.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1085023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542511 + 542512.

It is an arithmetic number, because the mean of its divisors is an integer number (542512).

2^1085023 is an apocalyptic number.

1085023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085023 is an equidigital number, since it uses as much as digits as its factorization.

1085023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1085023 is about 1041.6443730948. The cubic root of 1085023 is about 102.7573702738.

The spelling of 1085023 in words is "one million, eighty-five thousand, twenty-three".