1105538440 has 32 divisors (see below), whose sum is σ = 2492830080. Its totient is φ = 441260992.

The previous prime is 1105538419. The next prime is 1105538453. The reversal of 1105538440 is 448355011.

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, 10912 + ... + 48271.

It is an arithmetic number, because the mean of its divisors is an integer number (77900940).

Almost surely, 2^1105538440 is an apocalyptic number.

1105538440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105538440 is an abundant number, since it is smaller than the sum of its proper divisors (1387291640).

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

1105538440 is a wasteful number, since it uses less digits than its factorization.

1105538440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59661 (or 59657 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1105538440 is about 33249.6381935202. The cubic root of 1105538440 is about 1034.0097072543.

The spelling of 1105538440 in words is "one billion, one hundred five million, five hundred thirty-eight thousand, four hundred forty".