142284313 has 2 divisors, whose sum is σ = 142284314. Its totient is φ = 142284312.

The previous prime is 142284257. The next prime is 142284319. The reversal of 142284313 is 313482241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140469904 + 1814409 = 11852^2 + 1347^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142284313 is a prime.

It is not a weakly prime, because it can be changed into another prime (142284319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71142156 + 71142157.

It is an arithmetic number, because the mean of its divisors is an integer number (71142157).

Almost surely, 2^142284313 is an apocalyptic number.

It is an amenable number.

142284313 is a deficient number, since it is larger than the sum of its proper divisors (1).

142284313 is an equidigital number, since it uses as much as digits as its factorization.

142284313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 28.

The square root of 142284313 is about 11928.2988309314. The cubic root of 142284313 is about 522.0583027219.

The spelling of 142284313 in words is "one hundred forty-two million, two hundred eighty-four thousand, three hundred thirteen".