129952504859 has 2 divisors, whose sum is σ = 129952504860. Its totient is φ = 129952504858.

The previous prime is 129952504841. The next prime is 129952504879. The reversal of 129952504859 is 958405259921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129952504859 - 2¹² = 129952500763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129952504798 and 129952504807.

It is not a weakly prime, because it can be changed into another prime (129952504879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64976252429 + 64976252430.

It is an arithmetic number, because the mean of its divisors is an integer number (64976252430).

Almost surely, 2^129952504859 is an apocalyptic number.

129952504859 is a deficient number, since it is larger than the sum of its proper divisors (1).

129952504859 is an equidigital number, since it uses as much as digits as its factorization.

129952504859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664000, while the sum is 59.

The spelling of 129952504859 in words is "one hundred twenty-nine billion, nine hundred fifty-two million, five hundred four thousand, eight hundred fifty-nine".