1143304101 has 6 divisors (see below), whose sum is σ = 1651439270. Its totient is φ = 762202728.

The previous prime is 1143304073. The next prime is 1143304103. The reversal of 1143304101 is 1014033411.

It can be written as a sum of positive squares in only one way, i.e., 948701601 + 194602500 = 30801^2 + 13950^2 .

It is not a de Polignac number, because 1143304101 - 2¹¹ = 1143302053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143304103) 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, 63516886 + ... + 63516903.

Almost surely, 2^1143304101 is an apocalyptic number.

It is an amenable number.

1143304101 is a deficient number, since it is larger than the sum of its proper divisors (508135169).

1143304101 is a wasteful number, since it uses less digits than its factorization.

1143304101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127033795 (or 127033792 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1143304101 is about 33812.7801430169. The cubic root of 1143304101 is about 1045.6521957590.

Adding to 1143304101 its reverse (1014033411), we get a palindrome (2157337512).

The spelling of 1143304101 in words is "one billion, one hundred forty-three million, three hundred four thousand, one hundred one".