142000273 has 2 divisors, whose sum is σ = 142000274. Its totient is φ = 142000272.

The previous prime is 142000241. The next prime is 142000283. The reversal of 142000273 is 372000241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141800464 + 199809 = 11908^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 142000273 - 2⁵ = 142000241 is a prime.

142000273 is a modest number, since divided by 273 gives 142 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 142000273.

It is not a weakly prime, because it can be changed into another prime (142000283) 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, 71000136 + 71000137.

It is an arithmetic number, because the mean of its divisors is an integer number (71000137).

Almost surely, 2^142000273 is an apocalyptic number.

It is an amenable number.

142000273 is a deficient number, since it is larger than the sum of its proper divisors (1).

142000273 is an equidigital number, since it uses as much as digits as its factorization.

142000273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 142000273 is about 11916.3867426330. The cubic root of 142000273 is about 521.7106789629.

The spelling of 142000273 in words is "one hundred forty-two million, two hundred seventy-three", and thus it is an aban number.