1105424440 has 32 divisors (see below), whose sum is σ = 2503061280. Its totient is φ = 439350912.

The previous prime is 1105424431. The next prime is 1105424477. The reversal of 1105424440 is 444245011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81732 + ... + 94291.

It is an arithmetic number, because the mean of its divisors is an integer number (78220665).

Almost surely, 2^1105424440 is an apocalyptic number.

1105424440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105424440 is an abundant number, since it is smaller than the sum of its proper divisors (1397636840).

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

1105424440 is a wasteful number, since it uses less digits than its factorization.

1105424440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176191 (or 176187 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1105424440 is about 33247.9238449561. The cubic root of 1105424440 is about 1033.9741646462.

Adding to 1105424440 its reverse (444245011), we get a palindrome (1549669451).

The spelling of 1105424440 in words is "one billion, one hundred five million, four hundred twenty-four thousand, four hundred forty".