1103604450 has 96 divisors (see below), whose sum is σ = 2981059200. Its totient is φ = 268561920.

The previous prime is 1103604431. The next prime is 1103604451. The reversal of 1103604450 is 544063011.

It is a self number, because there is not a number n which added to its sum of digits gives 1103604450.

It is not an unprimeable number, because it can be changed into a prime (1103604451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 170371 + ... + 176729.

It is an arithmetic number, because the mean of its divisors is an integer number (31052700).

Almost surely, 2^1103604450 is an apocalyptic number.

1103604450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103604450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1490529600).

1103604450 is an abundant number, since it is smaller than the sum of its proper divisors (1877454750).

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

1103604450 is a wasteful number, since it uses less digits than its factorization.

1103604450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6476 (or 6471 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1103604450 is about 33220.5425903913. The cubic root of 1103604450 is about 1033.4064019322.

Adding to 1103604450 its reverse (544063011), we get a palindrome (1647667461).

The spelling of 1103604450 in words is "one billion, one hundred three million, six hundred four thousand, four hundred fifty".