130685865029 has 2 divisors, whose sum is σ = 130685865030. Its totient is φ = 130685865028.

The previous prime is 130685864971. The next prime is 130685865041. The reversal of 130685865029 is 920568586031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130685865025 + 4 = 361505^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 130685865029 - 2³⁶ = 61966388293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130685865329) 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, 65342932514 + 65342932515.

It is an arithmetic number, because the mean of its divisors is an integer number (65342932515).

Almost surely, 2^130685865029 is an apocalyptic number.

It is an amenable number.

130685865029 is a deficient number, since it is larger than the sum of its proper divisors (1).

130685865029 is an equidigital number, since it uses as much as digits as its factorization.

130685865029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 130685865029 in words is "one hundred thirty billion, six hundred eighty-five million, eight hundred sixty-five thousand, twenty-nine".