142975333 has 2 divisors, whose sum is σ = 142975334. Its totient is φ = 142975332.

The previous prime is 142975309. The next prime is 142975367. The reversal of 142975333 is 333579241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142874209 + 101124 = 11953^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 142975333 - 2¹³ = 142967141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142975292 and 142975301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142975303) 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, 71487666 + 71487667.

It is an arithmetic number, because the mean of its divisors is an integer number (71487667).

Almost surely, 2^142975333 is an apocalyptic number.

It is an amenable number.

142975333 is a deficient number, since it is larger than the sum of its proper divisors (1).

142975333 is an equidigital number, since it uses as much as digits as its factorization.

142975333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 142975333 is about 11957.2293195372. The cubic root of 142975333 is about 522.9020834572.

The spelling of 142975333 in words is "one hundred forty-two million, nine hundred seventy-five thousand, three hundred thirty-three".