1143154133 has 16 divisors (see below), whose sum is σ = 1313874240. Its totient is φ = 983664000.

The previous prime is 1143154127. The next prime is 1143154157. The reversal of 1143154133 is 3314513411.

It is not a de Polignac number, because 1143154133 - 2⁸ = 1143153877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143154123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374891 + ... + 377927.

It is an arithmetic number, because the mean of its divisors is an integer number (82117140).

Almost surely, 2^1143154133 is an apocalyptic number.

It is an amenable number.

1143154133 is a deficient number, since it is larger than the sum of its proper divisors (170720107).

1143154133 is a wasteful number, since it uses less digits than its factorization.

1143154133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868.

The product of its digits is 2160, while the sum is 26.

The square root of 1143154133 is about 33810.5624472590. The cubic root of 1143154133 is about 1045.6064741161.

Adding to 1143154133 its reverse (3314513411), we get a palindrome (4457667544).

The spelling of 1143154133 in words is "one billion, one hundred forty-three million, one hundred fifty-four thousand, one hundred thirty-three".