1105440000 has 540 divisors, whose sum is σ = 4367651904. Its totient is φ = 247296000.

The previous prime is 1105439999. The next prime is 1105440013. The reversal of 1105440000 is 445011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 23519977 + ... + 23520023.

Almost surely, 2^1105440000 is an apocalyptic number.

1105440000 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 1105440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2183825952).

1105440000 is an abundant number, since it is smaller than the sum of its proper divisors (3262211904).

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

1105440000 is an frugal number, since it uses more digits than its factorization.

1105440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1105440000 is about 33248.1578437062. The cubic root of 1105440000 is about 1033.9790160445.

Adding to 1105440000 its reverse (445011), we get a palindrome (1105885011).

The spelling of 1105440000 in words is "one billion, one hundred five million, four hundred forty thousand".