143424133 has 2 divisors, whose sum is σ = 143424134. Its totient is φ = 143424132.

The previous prime is 143424131. The next prime is 143424143. The reversal of 143424133 is 331424341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82864609 + 60559524 = 9103^2 + 7782^2 .

It is a cyclic number.

It is not a de Polignac number, because 143424133 - 2¹ = 143424131 is a prime.

Together with 143424131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 143424098 and 143424107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143424131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71712066 + 71712067.

It is an arithmetic number, because the mean of its divisors is an integer number (71712067).

Almost surely, 2^143424133 is an apocalyptic number.

It is an amenable number.

143424133 is a deficient number, since it is larger than the sum of its proper divisors (1).

143424133 is an equidigital number, since it uses as much as digits as its factorization.

143424133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 143424133 is about 11975.9815046617. The cubic root of 143424133 is about 523.4486423760.

Adding to 143424133 its reverse (331424341), we get a palindrome (474848474).

The spelling of 143424133 in words is "one hundred forty-three million, four hundred twenty-four thousand, one hundred thirty-three".