142542300049 has 2 divisors, whose sum is σ = 142542300050. Its totient is φ = 142542300048.

The previous prime is 142542300013. The next prime is 142542300067. The reversal of 142542300049 is 940003245241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83720529025 + 58821771024 = 289345^2 + 242532^2 .

It is a cyclic number.

It is not a de Polignac number, because 142542300049 - 2¹¹ = 142542298001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142542299987 and 142542300023.

It is not a weakly prime, because it can be changed into another prime (142542300149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71271150024 + 71271150025.

It is an arithmetic number, because the mean of its divisors is an integer number (71271150025).

Almost surely, 2^142542300049 is an apocalyptic number.

It is an amenable number.

142542300049 is a deficient number, since it is larger than the sum of its proper divisors (1).

142542300049 is an equidigital number, since it uses as much as digits as its factorization.

142542300049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 142542300049 in words is "one hundred forty-two billion, five hundred forty-two million, three hundred thousand, forty-nine".