1140340444 has 12 divisors (see below), whose sum is σ = 2049531064. Its totient is φ = 554760144.

The previous prime is 1140340417. The next prime is 1140340457. The reversal of 1140340444 is 4440430411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3852354 + ... + 3852649.

Almost surely, 2^1140340444 is an apocalyptic number.

It is an amenable number.

1140340444 is a deficient number, since it is larger than the sum of its proper divisors (909190620).

1140340444 is a wasteful number, since it uses less digits than its factorization.

1140340444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7705044 (or 7705042 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1140340444 is about 33768.9271964627. The cubic root of 1140340444 is about 1044.7479055827.

Adding to 1140340444 its reverse (4440430411), we get a palindrome (5580770855).

The spelling of 1140340444 in words is "one billion, one hundred forty million, three hundred forty thousand, four hundred forty-four".