142320144251 has 2 divisors, whose sum is σ = 142320144252. Its totient is φ = 142320144250.

The previous prime is 142320144229. The next prime is 142320144269. The reversal of 142320144251 is 152441023241.

It is a happy number.

142320144251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142320144251 - 2¹⁴ = 142320127867 is a prime.

It is not a weakly prime, because it can be changed into another prime (142320144151) 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, 71160072125 + 71160072126.

It is an arithmetic number, because the mean of its divisors is an integer number (71160072126).

Almost surely, 2^142320144251 is an apocalyptic number.

142320144251 is a deficient number, since it is larger than the sum of its proper divisors (1).

142320144251 is an equidigital number, since it uses as much as digits as its factorization.

142320144251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 142320144251 its reverse (152441023241), we get a palindrome (294761167492).

The spelling of 142320144251 in words is "one hundred forty-two billion, three hundred twenty million, one hundred forty-four thousand, two hundred fifty-one".