1140540424 has 32 divisors (see below), whose sum is σ = 2194770240. Its totient is φ = 555451200.

The previous prime is 1140540383. The next prime is 1140540439. The reversal of 1140540424 is 4240450411.

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, 38919 + ... + 61609.

It is an arithmetic number, because the mean of its divisors is an integer number (68586570).

Almost surely, 2^1140540424 is an apocalyptic number.

It is an amenable number.

1140540424 is a deficient number, since it is larger than the sum of its proper divisors (1054229816).

1140540424 is a wasteful number, since it uses less digits than its factorization.

1140540424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22861 (or 22857 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1140540424 is about 33771.8880727744. Note that the first 3 decimals coincide. The cubic root of 1140540424 is about 1044.8089740338.

Adding to 1140540424 its reverse (4240450411), we get a palindrome (5380990835).

The spelling of 1140540424 in words is "one billion, one hundred forty million, five hundred forty thousand, four hundred twenty-four".