143140133 has 2 divisors, whose sum is σ = 143140134. Its totient is φ = 143140132.

The previous prime is 143140097. The next prime is 143140139. The reversal of 143140133 is 331041341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101949409 + 41190724 = 10097^2 + 6418^2 .

It is a cyclic number.

It is not a de Polignac number, because 143140133 - 2⁶ = 143140069 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143140139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71570066 + 71570067.

It is an arithmetic number, because the mean of its divisors is an integer number (71570067).

Almost surely, 2^143140133 is an apocalyptic number.

It is an amenable number.

143140133 is a deficient number, since it is larger than the sum of its proper divisors (1).

143140133 is an equidigital number, since it uses as much as digits as its factorization.

143140133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 143140133 is about 11964.1185634379. The cubic root of 143140133 is about 523.1029133795.

Adding to 143140133 its reverse (331041341), we get a palindrome (474181474).

The spelling of 143140133 in words is "one hundred forty-three million, one hundred forty thousand, one hundred thirty-three".