1120786 has 4 divisors (see below), whose sum is σ = 1681182. Its totient is φ = 560392.

The previous prime is 1120783. The next prime is 1120787. The reversal of 1120786 is 6870211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6870211 = 1231 ⋅5581.

It can be written as a sum of positive squares in only one way, i.e., 783225 + 337561 = 885^2 + 581^2 .

It is a super-2 number, since 2×1120786² = 2512322515592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120786.

It is not an unprimeable number, because it can be changed into a prime (1120781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280195 + ... + 280198.

2^1120786 is an apocalyptic number.

1120786 is a deficient number, since it is larger than the sum of its proper divisors (560396).

1120786 is an equidigital number, since it uses as much as digits as its factorization.

1120786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560395.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1120786 is about 1058.6718093914. The cubic root of 1120786 is about 103.8741698109.

Adding to 1120786 its reverse (6870211), we get a palindrome (7990997).

The spelling of 1120786 in words is "one million, one hundred twenty thousand, seven hundred eighty-six".