142022515441 has 2 divisors, whose sum is σ = 142022515442. Its totient is φ = 142022515440.

The previous prime is 142022515403. The next prime is 142022515457. The reversal of 142022515441 is 144515220241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73587955441 + 68434560000 = 271271^2 + 261600^2 .

It is a cyclic number.

It is not a de Polignac number, because 142022515441 - 2¹¹ = 142022513393 is a prime.

It is a super-3 number, since 3×142022515441³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (142022513441) 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, 71011257720 + 71011257721.

It is an arithmetic number, because the mean of its divisors is an integer number (71011257721).

Almost surely, 2^142022515441 is an apocalyptic number.

It is an amenable number.

142022515441 is a deficient number, since it is larger than the sum of its proper divisors (1).

142022515441 is an equidigital number, since it uses as much as digits as its factorization.

142022515441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 142022515441 its reverse (144515220241), we get a palindrome (286537735682).

The spelling of 142022515441 in words is "one hundred forty-two billion, twenty-two million, five hundred fifteen thousand, four hundred forty-one".