142874159 has 2 divisors, whose sum is σ = 142874160. Its totient is φ = 142874158.

The previous prime is 142874143. The next prime is 142874177. The reversal of 142874159 is 951478241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142874159 - 2⁴ = 142874143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142874189) 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, 71437079 + 71437080.

It is an arithmetic number, because the mean of its divisors is an integer number (71437080).

Almost surely, 2^142874159 is an apocalyptic number.

142874159 is a deficient number, since it is larger than the sum of its proper divisors (1).

142874159 is an equidigital number, since it uses as much as digits as its factorization.

142874159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 41.

The square root of 142874159 is about 11952.9979084747. The cubic root of 142874159 is about 522.7787135069.

The spelling of 142874159 in words is "one hundred forty-two million, eight hundred seventy-four thousand, one hundred fifty-nine".