1103152530 has 64 divisors (see below), whose sum is σ = 2720729088. Its totient is φ = 286104000.

The previous prime is 1103152529. The next prime is 1103152553. The reversal of 1103152530 is 352513011.

1103152530 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1103152497 and 1103152506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322087 + ... + 325493.

It is an arithmetic number, because the mean of its divisors is an integer number (42511392).

Almost surely, 2^1103152530 is an apocalyptic number.

1103152530 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 1103152530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360364544).

1103152530 is an abundant number, since it is smaller than the sum of its proper divisors (1617576558).

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

1103152530 is a wasteful number, since it uses less digits than its factorization.

1103152530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1103152530 is about 33213.7400784675. The cubic root of 1103152530 is about 1033.2653245795.

Adding to 1103152530 its reverse (352513011), we get a palindrome (1455665541).

The spelling of 1103152530 in words is "one billion, one hundred three million, one hundred fifty-two thousand, five hundred thirty".