1103528448 has 400 divisors, whose sum is σ = 3743197920. Its totient is φ = 320716800.

The previous prime is 1103528401. The next prime is 1103528449. The reversal of 1103528448 is 8448253011.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1103528449) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18703843 + ... + 18703901.

Almost surely, 2^1103528448 is an apocalyptic number.

1103528448 is a gapful number since it is divisible by the number (18) 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 1103528448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1871598960).

1103528448 is an abundant number, since it is smaller than the sum of its proper divisors (2639669472).

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

1103528448 is an equidigital number, since it uses as much as digits as its factorization.

1103528448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 1103528448 is about 33219.3986700542. The cubic root of 1103528448 is about 1033.3826788321.

The spelling of 1103528448 in words is "one billion, one hundred three million, five hundred twenty-eight thousand, four hundred forty-eight".