129240480084511 has 2 divisors, whose sum is σ = 129240480084512. Its totient is φ = 129240480084510.

The previous prime is 129240480084493. The next prime is 129240480084619. The reversal of 129240480084511 is 115480084042921.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129240480084511 - 2²¹ = 129240477987359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129240480034511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64620240042255 + 64620240042256.

It is an arithmetic number, because the mean of its divisors is an integer number (64620240042256).

Almost surely, 2^{129240480084511} is an apocalyptic number.

129240480084511 is a deficient number, since it is larger than the sum of its proper divisors (1).

129240480084511 is an equidigital number, since it uses as much as digits as its factorization.

129240480084511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 737280, while the sum is 49.

The spelling of 129240480084511 in words is "one hundred twenty-nine trillion, two hundred forty billion, four hundred eighty million, eighty-four thousand, five hundred eleven".