1105533040 has 40 divisors (see below), whose sum is σ = 2572558560. Its totient is φ = 441835776.

The previous prime is 1105533029. The next prime is 1105533047. The reversal of 1105533040 is 403355011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105533047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100282 + ... + 110758.

It is an arithmetic number, because the mean of its divisors is an integer number (64313964).

Almost surely, 2^1105533040 is an apocalyptic number.

1105533040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105533040 is an abundant number, since it is smaller than the sum of its proper divisors (1467025520).

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

1105533040 is a wasteful number, since it uses less digits than its factorization.

1105533040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11809 (or 11803 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1105533040 is about 33249.5569895300. The cubic root of 1105533040 is about 1034.0080237123.

Adding to 1105533040 its reverse (403355011), we get a palindrome (1508888051).

The spelling of 1105533040 in words is "one billion, one hundred five million, five hundred thirty-three thousand, forty".