140067143 has 2 divisors, whose sum is σ = 140067144. Its totient is φ = 140067142.

The previous prime is 140067139. The next prime is 140067227. The reversal of 140067143 is 341760041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140067143 - 2² = 140067139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140067133) 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, 70033571 + 70033572.

It is an arithmetic number, because the mean of its divisors is an integer number (70033572).

Almost surely, 2^140067143 is an apocalyptic number.

140067143 is a deficient number, since it is larger than the sum of its proper divisors (1).

140067143 is an equidigital number, since it uses as much as digits as its factorization.

140067143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 140067143 is about 11834.9965356987. The cubic root of 140067143 is about 519.3324063545.

The spelling of 140067143 in words is "one hundred forty million, sixty-seven thousand, one hundred forty-three".