129242156359 has 2 divisors, whose sum is σ = 129242156360. Its totient is φ = 129242156358.

The previous prime is 129242156353. The next prime is 129242156419. The reversal of 129242156359 is 953651242921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129242156359 - 2¹¹ = 129242154311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129242156353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64621078179 + 64621078180.

It is an arithmetic number, because the mean of its divisors is an integer number (64621078180).

Almost surely, 2^129242156359 is an apocalyptic number.

129242156359 is a deficient number, since it is larger than the sum of its proper divisors (1).

129242156359 is an equidigital number, since it uses as much as digits as its factorization.

129242156359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 49.

The spelling of 129242156359 in words is "one hundred twenty-nine billion, two hundred forty-two million, one hundred fifty-six thousand, three hundred fifty-nine".