1103233530 has 192 divisors, whose sum is σ = 3295873152. Its totient is φ = 234823680.

The previous prime is 1103233529. The next prime is 1103233541. The reversal of 1103233530 is 353323011.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1103233497 and 1103233506.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3273522 + ... + 3273858.

It is an arithmetic number, because the mean of its divisors is an integer number (17166006).

Almost surely, 2^1103233530 is an apocalyptic number.

1103233530 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 1103233530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1647936576).

1103233530 is an abundant number, since it is smaller than the sum of its proper divisors (2192639622).

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

1103233530 is a wasteful number, since it uses less digits than its factorization.

1103233530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1103233530 is about 33214.9594309552. The cubic root of 1103233530 is about 1033.2906134495.

Adding to 1103233530 its reverse (353323011), we get a palindrome (1456556541).

The spelling of 1103233530 in words is "one billion, one hundred three million, two hundred thirty-three thousand, five hundred thirty".