1143145114 has 16 divisors (see below), whose sum is σ = 1724217768. Its totient is φ = 568415232.

The previous prime is 1143145111. The next prime is 1143145147. The reversal of 1143145114 is 4115413411.

It can be written as a sum of positive squares in 4 ways, for example, as 813105225 + 330039889 = 28515^2 + 18167^2 .

It is not an unprimeable number, because it can be changed into a prime (1143145111) 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, 289884 + ... + 293800.

Almost surely, 2^1143145114 is an apocalyptic number.

1143145114 is a deficient number, since it is larger than the sum of its proper divisors (581072654).

1143145114 is a wasteful number, since it uses less digits than its factorization.

1143145114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4689.

The product of its digits is 960, while the sum is 25.

The square root of 1143145114 is about 33810.4290715158. The cubic root of 1143145114 is about 1045.6037243121.

Adding to 1143145114 its reverse (4115413411), we get a palindrome (5258558525).

The spelling of 1143145114 in words is "one billion, one hundred forty-three million, one hundred forty-five thousand, one hundred fourteen".