142004288989 has 2 divisors, whose sum is σ = 142004288990. Its totient is φ = 142004288988.

The previous prime is 142004288977. The next prime is 142004289017. The reversal of 142004288989 is 989882400241.

142004288989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107884657764 + 34119631225 = 328458^2 + 184715^2 .

It is a cyclic number.

It is not a de Polignac number, because 142004288989 - 2¹³ = 142004280797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142004288189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71002144494 + 71002144495.

It is an arithmetic number, because the mean of its divisors is an integer number (71002144495).

Almost surely, 2^142004288989 is an apocalyptic number.

It is an amenable number.

142004288989 is a deficient number, since it is larger than the sum of its proper divisors (1).

142004288989 is an equidigital number, since it uses as much as digits as its factorization.

142004288989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2654208, while the sum is 55.

The spelling of 142004288989 in words is "one hundred forty-two billion, four million, two hundred eighty-eight thousand, nine hundred eighty-nine".