1108443 has 8 divisors (see below), whose sum is σ = 1689088. Its totient is φ = 633384.

The previous prime is 1108427. The next prime is 1108447. The reversal of 1108443 is 3448011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1108443 - 2⁴ = 1108427 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 52783 = 1108443 / (1 + 1 + 0 + 8 + 4 + 4 + 3).

It is a Duffinian number.

1108443 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1108447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26371 + ... + 26412.

It is an arithmetic number, because the mean of its divisors is an integer number (211136).

2^1108443 is an apocalyptic number.

1108443 is a deficient number, since it is larger than the sum of its proper divisors (580645).

1108443 is an equidigital number, since it uses as much as digits as its factorization.

1108443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52793.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1108443 is about 1052.8261964826. The cubic root of 1108443 is about 103.4914460013.

It can be divided in two parts, 1108 and 443, that added together give a palindrome (1551).

The spelling of 1108443 in words is "one million, one hundred eight thousand, four hundred forty-three".