1140144178 has 12 divisors (see below), whose sum is σ = 1787808078. Its totient is φ = 545285840.

The previous prime is 1140144167. The next prime is 1140144179. The reversal of 1140144178 is 8714410411.

It can be written as a sum of positive squares in only one way, i.e., 881674249 + 258469929 = 29693^2 + 16077^2 .

It is not an unprimeable number, because it can be changed into a prime (1140144179) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537763 + ... + 539878.

Almost surely, 2^1140144178 is an apocalyptic number.

1140144178 is a deficient number, since it is larger than the sum of its proper divisors (647663900).

1140144178 is a wasteful number, since it uses less digits than its factorization.

1140144178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077689 (or 1077666 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 1140144178 is about 33766.0210566777. The cubic root of 1140144178 is about 1044.6879643437.

Adding to 1140144178 its reverse (8714410411), we get a palindrome (9854554589).

The spelling of 1140144178 in words is "one billion, one hundred forty million, one hundred forty-four thousand, one hundred seventy-eight".