1085787 has 12 divisors (see below), whose sum is σ = 1578304. Its totient is φ = 719280.

The previous prime is 1085779. The next prime is 1085801. The reversal of 1085787 is 7875801.

It is not a de Polignac number, because 1085787 - 2³ = 1085779 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1085737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1737 + ... + 2277.

2^1085787 is an apocalyptic number.

1085787 is a deficient number, since it is larger than the sum of its proper divisors (492517).

1085787 is a wasteful number, since it uses less digits than its factorization.

1085787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 767 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 36.

The square root of 1085787 is about 1042.0110364099. The cubic root of 1085787 is about 102.7814828846.

The spelling of 1085787 in words is "one million, eighty-five thousand, seven hundred eighty-seven".