142634134429 has 2 divisors, whose sum is σ = 142634134430. Its totient is φ = 142634134428.

The previous prime is 142634134343. The next prime is 142634134457. The reversal of 142634134429 is 924431436241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129673450404 + 12960684025 = 360102^2 + 113845^2 .

It is a cyclic number.

It is not a de Polignac number, because 142634134429 - 2⁷ = 142634134301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142634834429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71317067214 + 71317067215.

It is an arithmetic number, because the mean of its divisors is an integer number (71317067215).

Almost surely, 2^142634134429 is an apocalyptic number.

It is an amenable number.

142634134429 is a deficient number, since it is larger than the sum of its proper divisors (1).

142634134429 is an equidigital number, since it uses as much as digits as its factorization.

142634134429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 43.

The spelling of 142634134429 in words is "one hundred forty-two billion, six hundred thirty-four million, one hundred thirty-four thousand, four hundred twenty-nine".