142725422089 has 2 divisors, whose sum is σ = 142725422090. Its totient is φ = 142725422088.

The previous prime is 142725422053. The next prime is 142725422113. The reversal of 142725422089 is 980224527241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138771150400 + 3954271689 = 372520^2 + 62883^2 .

It is an emirp because it is prime and its reverse (980224527241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142725422089 - 2⁷ = 142725421961 is a prime.

It is a super-2 number, since 2×142725422089² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142725422789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71362711044 + 71362711045.

It is an arithmetic number, because the mean of its divisors is an integer number (71362711045).

Almost surely, 2^142725422089 is an apocalyptic number.

It is an amenable number.

142725422089 is a deficient number, since it is larger than the sum of its proper divisors (1).

142725422089 is an equidigital number, since it uses as much as digits as its factorization.

142725422089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 142725422089 in words is "one hundred forty-two billion, seven hundred twenty-five million, four hundred twenty-two thousand, eighty-nine".