1103424 has 56 divisors (see below), whose sum is σ = 3340608. Its totient is φ = 314880.

The previous prime is 1103371. The next prime is 1103437. The reversal of 1103424 is 4243011.

1103424 = T₆₂ + T₆₃ + ... + T₁₈₉.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934 + ... + 1754.

2^1103424 is an apocalyptic number.

1103424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670304).

1103424 is an abundant number, since it is smaller than the sum of its proper divisors (2237184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103424 is an equidigital number, since it uses as much as digits as its factorization.

1103424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843 (or 833 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1103424 is about 1050.4399078481. The cubic root of 1103424 is about 103.3350074882.

Adding to 1103424 its reverse (4243011), we get a palindrome (5346435).

The spelling of 1103424 in words is "one million, one hundred three thousand, four hundred twenty-four".