142016587 has 2 divisors, whose sum is σ = 142016588. Its totient is φ = 142016586.

The previous prime is 142016533. The next prime is 142016593. The reversal of 142016587 is 785610241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142016587 - 2¹¹ = 142014539 is a prime.

It is not a weakly prime, because it can be changed into another prime (142016527) 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, 71008293 + 71008294.

It is an arithmetic number, because the mean of its divisors is an integer number (71008294).

Almost surely, 2^142016587 is an apocalyptic number.

142016587 is a deficient number, since it is larger than the sum of its proper divisors (1).

142016587 is an equidigital number, since it uses as much as digits as its factorization.

142016587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 142016587 is about 11917.0712425495. The cubic root of 142016587 is about 521.7306574740.

The spelling of 142016587 in words is "one hundred forty-two million, sixteen thousand, five hundred eighty-seven".