1140043514 has 8 divisors (see below), whose sum is σ = 1712326548. Its totient is φ = 569268000.

The previous prime is 1140043493. The next prime is 1140043517. The reversal of 1140043514 is 4153400411.

It can be written as a sum of positive squares in 2 ways, for example, as 1134544489 + 5499025 = 33683^2 + 2345^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1140043514.

It is not an unprimeable number, because it can be changed into a prime (1140043517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374987 + ... + 378014.

Almost surely, 2^1140043514 is an apocalyptic number.

1140043514 is a deficient number, since it is larger than the sum of its proper divisors (572283034).

1140043514 is an equidigital number, since it uses as much as digits as its factorization.

1140043514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753760.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1140043514 is about 33764.5304128460. The cubic root of 1140043514 is about 1044.6572180672.

Adding to 1140043514 its reverse (4153400411), we get a palindrome (5293443925).

The spelling of 1140043514 in words is "one billion, one hundred forty million, forty-three thousand, five hundred fourteen".