1103918 has 4 divisors (see below), whose sum is σ = 1655880. Its totient is φ = 551958.

The previous prime is 1103911. The next prime is 1103923. The reversal of 1103918 is 8193011.

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

It is a junction number, because it is equal to n+sod(n) for n = 1103893 and 1103902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275978 + ... + 275981.

It is an arithmetic number, because the mean of its divisors is an integer number (413970).

2^1103918 is an apocalyptic number.

1103918 is a deficient number, since it is larger than the sum of its proper divisors (551962).

1103918 is an equidigital number, since it uses as much as digits as its factorization.

1103918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551961.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 1103918 is about 1050.6750211174. The cubic root of 1103918 is about 103.3504261238.

Adding to 1103918 its reverse (8193011), we get a palindrome (9296929).

The spelling of 1103918 in words is "one million, one hundred three thousand, nine hundred eighteen".