142395732613 has 2 divisors, whose sum is σ = 142395732614. Its totient is φ = 142395732612.

The previous prime is 142395732593. The next prime is 142395732641. The reversal of 142395732613 is 316237593241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124444556289 + 17951176324 = 352767^2 + 133982^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142395732613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142395732643) 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, 71197866306 + 71197866307.

It is an arithmetic number, because the mean of its divisors is an integer number (71197866307).

Almost surely, 2^142395732613 is an apocalyptic number.

It is an amenable number.

142395732613 is a deficient number, since it is larger than the sum of its proper divisors (1).

142395732613 is an equidigital number, since it uses as much as digits as its factorization.

142395732613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 46.

The spelling of 142395732613 in words is "one hundred forty-two billion, three hundred ninety-five million, seven hundred thirty-two thousand, six hundred thirteen".