1143020133 has 8 divisors (see below), whose sum is σ = 1693363200. Its totient is φ = 762013404.

The previous prime is 1143020113. The next prime is 1143020159. The reversal of 1143020133 is 3310203411.

1143020133 is a `hidden beast` number, since 1 + 1 + 430 + 201 + 33 = 666.

It is not a de Polignac number, because 1143020133 - 2⁸ = 1143019877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143020113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21167013 + ... + 21167066.

It is an arithmetic number, because the mean of its divisors is an integer number (211670400).

Almost surely, 2^1143020133 is an apocalyptic number.

It is an amenable number.

1143020133 is a deficient number, since it is larger than the sum of its proper divisors (550343067).

1143020133 is an equidigital number, since it uses as much as digits as its factorization.

1143020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42334088 (or 42334082 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1143020133 is about 33808.5807599195. The cubic root of 1143020133 is about 1045.5656173502.

Adding to 1143020133 its reverse (3310203411), we get a palindrome (4453223544).

The spelling of 1143020133 in words is "one billion, one hundred forty-three million, twenty thousand, one hundred thirty-three".