1140045313 has 8 divisors (see below), whose sum is σ = 1316844000. Its totient is φ = 975439680.

The previous prime is 1140045293. The next prime is 1140045323. The reversal of 1140045313 is 3135400411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140045313 - 2⁵ = 1140045281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140045323) 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, 3048063 + ... + 3048436.

It is an arithmetic number, because the mean of its divisors is an integer number (164605500).

Almost surely, 2^1140045313 is an apocalyptic number.

It is an amenable number.

1140045313 is a deficient number, since it is larger than the sum of its proper divisors (176798687).

1140045313 is a wasteful number, since it uses less digits than its factorization.

1140045313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6096527.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1140045313 is about 33764.5570532178. The cubic root of 1140045313 is about 1044.6577675601.

Adding to 1140045313 its reverse (3135400411), we get a palindrome (4275445724).

The spelling of 1140045313 in words is "one billion, one hundred forty million, forty-five thousand, three hundred thirteen".