1100983 has 4 divisors (see below), whose sum is σ = 1185688. Its totient is φ = 1016280.

The previous prime is 1100977. The next prime is 1101071. The reversal of 1100983 is 3890011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100983 - 2⁹ = 1100471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100933) 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 3 ways as a sum of consecutive naturals, for example, 42333 + ... + 42358.

It is an arithmetic number, because the mean of its divisors is an integer number (296422).

2^1100983 is an apocalyptic number.

1100983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1100983 is a deficient number, since it is larger than the sum of its proper divisors (84705).

1100983 is an equidigital number, since it uses as much as digits as its factorization.

1100983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84704.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1100983 is about 1049.2773703840. The cubic root of 1100983 is about 103.2587518255.

Adding to 1100983 its reverse (3890011), we get a palindrome (4990994).

The spelling of 1100983 in words is "one million, one hundred thousand, nine hundred eighty-three".