1140544044 has 24 divisors (see below), whose sum is σ = 2956966320. Its totient is φ = 380181312.

The previous prime is 1140544039. The next prime is 1140544051. The reversal of 1140544044 is 4404450411.

1140544044 is a `hidden beast` number, since 114 + 0 + 544 + 0 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1140543999 and 1140544017.

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, 5280189 + ... + 5280404.

It is an arithmetic number, because the mean of its divisors is an integer number (123206930).

Almost surely, 2^1140544044 is an apocalyptic number.

It is an amenable number.

1140544044 is an abundant number, since it is smaller than the sum of its proper divisors (1816422276).

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

1140544044 is a wasteful number, since it uses less digits than its factorization.

1140544044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10560606 (or 10560598 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 1140544044 is about 33771.9416676033. The cubic root of 1140544044 is about 1044.8100794176.

Adding to 1140544044 its reverse (4404450411), we get a palindrome (5544994455).

The spelling of 1140544044 in words is "one billion, one hundred forty million, five hundred forty-four thousand, forty-four".