1105440432 has 40 divisors (see below), whose sum is σ = 2859293184. Its totient is φ = 368019264.

The previous prime is 1105440407. The next prime is 1105440491. The reversal of 1105440432 is 2340445011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25513 + ... + 53495.

Almost surely, 2^1105440432 is an apocalyptic number.

1105440432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1105440432 is an abundant number, since it is smaller than the sum of its proper divisors (1753852752).

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

1105440432 is a wasteful number, since it uses less digits than its factorization.

1105440432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28817 (or 28811 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1105440432 is about 33248.1643403061. The cubic root of 1105440432 is about 1033.9791507356.

Adding to 1105440432 its reverse (2340445011), we get a palindrome (3445885443).

The spelling of 1105440432 in words is "one billion, one hundred five million, four hundred forty thousand, four hundred thirty-two".