142244535241 has 2 divisors, whose sum is σ = 142244535242. Its totient is φ = 142244535240.

The previous prime is 142244535239. The next prime is 142244535313. The reversal of 142244535241 is 142535442241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113044560841 + 29199974400 = 336221^2 + 170880^2 .

It is a cyclic number.

It is not a de Polignac number, because 142244535241 - 2¹ = 142244535239 is a prime.

Together with 142244535239, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 142244535241.

It is not a weakly prime, because it can be changed into another prime (142244535211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71122267620 + 71122267621.

It is an arithmetic number, because the mean of its divisors is an integer number (71122267621).

Almost surely, 2^142244535241 is an apocalyptic number.

It is an amenable number.

142244535241 is a deficient number, since it is larger than the sum of its proper divisors (1).

142244535241 is an equidigital number, since it uses as much as digits as its factorization.

142244535241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 153600, while the sum is 37.

Adding to 142244535241 its reverse (142535442241), we get a palindrome (284779977482).

The spelling of 142244535241 in words is "one hundred forty-two billion, two hundred forty-four million, five hundred thirty-five thousand, two hundred forty-one".