1103663232 has 384 divisors, whose sum is σ = 3893984640. Its totient is φ = 304570368.

The previous prime is 1103663227. The next prime is 1103663233. The reversal of 1103663232 is 2323663011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1103663196 and 1103663205.

It is not an unprimeable number, because it can be changed into a prime (1103663233) 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, 8055868 + ... + 8056004.

It is an arithmetic number, because the mean of its divisors is an integer number (10140585).

Almost surely, 2^1103663232 is an apocalyptic number.

1103663232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103663232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1946992320).

1103663232 is an abundant number, since it is smaller than the sum of its proper divisors (2790321408).

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

1103663232 is an equidigital number, since it uses as much as digits as its factorization.

1103663232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 1103663232 is about 33221.4273022698. The cubic root of 1103663232 is about 1033.4247492717.

The spelling of 1103663232 in words is "one billion, one hundred three million, six hundred sixty-three thousand, two hundred thirty-two".