1108403 has 4 divisors (see below), whose sum is σ = 1166760. Its totient is φ = 1050048.

The previous prime is 1108397. The next prime is 1108423. The reversal of 1108403 is 3048011.

It is a happy number.

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 1108403 - 2⁸ = 1108147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1108423) 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, 29150 + ... + 29187.

It is an arithmetic number, because the mean of its divisors is an integer number (291690).

2^1108403 is an apocalyptic number.

1108403 is a deficient number, since it is larger than the sum of its proper divisors (58357).

1108403 is an equidigital number, since it uses as much as digits as its factorization.

1108403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58356.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1108403 is about 1052.8071998234. The cubic root of 1108403 is about 103.4902010996.

It can be divided in two parts, 110840 and 3, that multiplied together give a triangular number (332520 = T₈₁₅).

The spelling of 1108403 in words is "one million, one hundred eight thousand, four hundred three".