1103603424 has 96 divisors (see below), whose sum is σ = 3611817216. Its totient is φ = 286648320.

The previous prime is 1103603419. The next prime is 1103603443. The reversal of 1103603424 is 4243063011.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1103603394 and 1103603403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67257 + ... + 82040.

It is an arithmetic number, because the mean of its divisors is an integer number (37623096).

Almost surely, 2^1103603424 is an apocalyptic number.

1103603424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1103603424 is an abundant number, since it is smaller than the sum of its proper divisors (2508213792).

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

1103603424 is a wasteful number, since it uses less digits than its factorization.

1103603424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149328 (or 149320 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1103603424 is about 33220.5271481354. The cubic root of 1103603424 is about 1033.4060816860.

Adding to 1103603424 its reverse (4243063011), we get a palindrome (5346666435).

The spelling of 1103603424 in words is "one billion, one hundred three million, six hundred three thousand, four hundred twenty-four".