142873333 has 2 divisors, whose sum is σ = 142873334. Its totient is φ = 142873332.

The previous prime is 142873303. The next prime is 142873351. The reversal of 142873333 is 333378241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92505924 + 50367409 = 9618^2 + 7097^2 .

It is a cyclic number.

It is not a de Polignac number, because 142873333 - 2⁵ = 142873301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142873303) 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 as a sum of consecutive naturals, namely, 71436666 + 71436667.

It is an arithmetic number, because the mean of its divisors is an integer number (71436667).

Almost surely, 2^142873333 is an apocalyptic number.

It is an amenable number.

142873333 is a deficient number, since it is larger than the sum of its proper divisors (1).

142873333 is an equidigital number, since it uses as much as digits as its factorization.

142873333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 34.

The square root of 142873333 is about 11952.9633564234. The cubic root of 142873333 is about 522.7777060561. Note that the first 4 decimals are identical.

The spelling of 142873333 in words is "one hundred forty-two million, eight hundred seventy-three thousand, three hundred thirty-three".