1100054640 has 40 divisors (see below), whose sum is σ = 3410170128. Its totient is φ = 293347840.

The previous prime is 1100054629. The next prime is 1100054653. The reversal of 1100054640 is 464500011.

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

It is a congruent number.

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, 2291541 + ... + 2292020.

Almost surely, 2^1100054640 is an apocalyptic number.

1100054640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100054640 is an abundant number, since it is smaller than the sum of its proper divisors (2310115488).

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

1100054640 is a wasteful number, since it uses less digits than its factorization.

1100054640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583577 (or 4583571 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1100054640 is about 33167.0716223184. The cubic root of 1100054640 is about 1032.2972072296.

Adding to 1100054640 its reverse (464500011), we get a palindrome (1564554651).

The spelling of 1100054640 in words is "one billion, one hundred million, fifty-four thousand, six hundred forty".