142424333 has 2 divisors, whose sum is σ = 142424334. Its totient is φ = 142424332.

The previous prime is 142424329. The next prime is 142424341. The reversal of 142424333 is 333424241.

142424333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99940009 + 42484324 = 9997^2 + 6518^2 .

It is a cyclic number.

It is not a de Polignac number, because 142424333 - 2² = 142424329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142424353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71212166 + 71212167.

It is an arithmetic number, because the mean of its divisors is an integer number (71212167).

Almost surely, 2^142424333 is an apocalyptic number.

It is an amenable number.

142424333 is a deficient number, since it is larger than the sum of its proper divisors (1).

142424333 is an equidigital number, since it uses as much as digits as its factorization.

142424333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 26.

The square root of 142424333 is about 11934.1666236064. The cubic root of 142424333 is about 522.2294966661.

Adding to 142424333 its reverse (333424241), we get a palindrome (475848574).

The spelling of 142424333 in words is "one hundred forty-two million, four hundred twenty-four thousand, three hundred thirty-three".