142027909687 has 2 divisors, whose sum is σ = 142027909688. Its totient is φ = 142027909686.

The previous prime is 142027909591. The next prime is 142027909721. The reversal of 142027909687 is 786909720241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142027909687 - 2²⁷ = 141893691959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142027909987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71013954843 + 71013954844.

It is an arithmetic number, because the mean of its divisors is an integer number (71013954844).

Almost surely, 2^142027909687 is an apocalyptic number.

142027909687 is a deficient number, since it is larger than the sum of its proper divisors (1).

142027909687 is an equidigital number, since it uses as much as digits as its factorization.

142027909687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 142027909687 in words is "one hundred forty-two billion, twenty-seven million, nine hundred nine thousand, six hundred eighty-seven".