1103324400 has 90 divisors (see below), whose sum is σ = 3828854640. Its totient is φ = 294218880.

The previous prime is 1103324399. The next prime is 1103324413. The reversal of 1103324400 is 44233011.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 149640 + ... + 156839.

Almost surely, 2^1103324400 is an apocalyptic number.

1103324400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103324400 is an abundant number, since it is smaller than the sum of its proper divisors (2725530240).

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

1103324400 is a wasteful number, since it uses less digits than its factorization.

1103324400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306503 (or 306489 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1103324400 is about 33216.3273105261. The cubic root of 1103324400 is about 1033.3189823420.

Adding to 1103324400 its reverse (44233011), we get a palindrome (1147557411).

The spelling of 1103324400 in words is "one billion, one hundred three million, three hundred twenty-four thousand, four hundred".