129265848539 has 2 divisors, whose sum is σ = 129265848540. Its totient is φ = 129265848538.

The previous prime is 129265848451. The next prime is 129265848553. The reversal of 129265848539 is 935848562921.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129265848539 is a prime.

It is not a weakly prime, because it can be changed into another prime (129265848559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64632924269 + 64632924270.

It is an arithmetic number, because the mean of its divisors is an integer number (64632924270).

Almost surely, 2^129265848539 is an apocalyptic number.

129265848539 is a deficient number, since it is larger than the sum of its proper divisors (1).

129265848539 is an equidigital number, since it uses as much as digits as its factorization.

129265848539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 62.

The spelling of 129265848539 in words is "one hundred twenty-nine billion, two hundred sixty-five million, eight hundred forty-eight thousand, five hundred thirty-nine".