1103201440 has 96 divisors (see below), whose sum is σ = 2966979456. Its totient is φ = 383708160.

The previous prime is 1103201423. The next prime is 1103201447. The reversal of 1103201440 is 441023011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1103201447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26854 + ... + 54106.

It is an arithmetic number, because the mean of its divisors is an integer number (30906036).

Almost surely, 2^1103201440 is an apocalyptic number.

1103201440 is a gapful number since it is divisible by the number (10) 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 1103201440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483489728).

1103201440 is an abundant number, since it is smaller than the sum of its proper divisors (1863778016).

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

1103201440 is a wasteful number, since it uses less digits than its factorization.

1103201440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27302 (or 27294 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1103201440 is about 33214.4763619720. The cubic root of 1103201440 is about 1033.2805948341.

Adding to 1103201440 its reverse (441023011), we get a palindrome (1544224451).

The spelling of 1103201440 in words is "one billion, one hundred three million, two hundred one thousand, four hundred forty".