142141056717629 has 2 divisors, whose sum is σ = 142141056717630. Its totient is φ = 142141056717628.

The previous prime is 142141056717623. The next prime is 142141056717767. The reversal of 142141056717629 is 926717650141241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128139615295129 + 14001441422500 = 11319877^2 + 3741850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142141056717629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142141056717623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71070528358814 + 71070528358815.

It is an arithmetic number, because the mean of its divisors is an integer number (71070528358815).

Almost surely, 2^{142141056717629} is an apocalyptic number.

It is an amenable number.

142141056717629 is a deficient number, since it is larger than the sum of its proper divisors (1).

142141056717629 is an equidigital number, since it uses as much as digits as its factorization.

142141056717629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 56.

The spelling of 142141056717629 in words is "one hundred forty-two trillion, one hundred forty-one billion, fifty-six million, seven hundred seventeen thousand, six hundred twenty-nine".