1140986 has 32 divisors (see below), whose sum is σ = 2211840. Its totient is φ = 428400.

The previous prime is 1140983. The next prime is 1140991. The reversal of 1140986 is 6890411.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1140983) 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 in 15 ways as a sum of consecutive naturals, for example, 4655 + ... + 4893.

It is an arithmetic number, because the mean of its divisors is an integer number (69120).

2^1140986 is an apocalyptic number.

1140986 is a deficient number, since it is larger than the sum of its proper divisors (1070854).

1140986 is a wasteful number, since it uses less digits than its factorization.

1140986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1140986 is about 1068.1694622109. The cubic root of 1140986 is about 104.4945015154.

The spelling of 1140986 in words is "one million, one hundred forty thousand, nine hundred eighty-six".