1140313444 has 24 divisors (see below), whose sum is σ = 2045736000. Its totient is φ = 555950304.

The previous prime is 1140313441. The next prime is 1140313457. The reversal of 1140313444 is 4443130411.

It is a super-2 number, since 2×1140313444² = 2600629501134282272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1140313441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18057 + ... + 51055.

It is an arithmetic number, because the mean of its divisors is an integer number (85239000).

Almost surely, 2^1140313444 is an apocalyptic number.

It is an amenable number.

1140313444 is a deficient number, since it is larger than the sum of its proper divisors (905422556).

1140313444 is a wasteful number, since it uses less digits than its factorization.

1140313444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33219 (or 33217 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1140313444 is about 33768.5274182929. The cubic root of 1140313444 is about 1044.7396599702.

Adding to 1140313444 its reverse (4443130411), we get a palindrome (5583443855).

The spelling of 1140313444 in words is "one billion, one hundred forty million, three hundred thirteen thousand, four hundred forty-four".