130439999999917 has 2 divisors, whose sum is σ = 130439999999918. Its totient is φ = 130439999999916.

The previous prime is 130439999999899. The next prime is 130440000000017. The reversal of 130439999999917 is 719999999934031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111816856773801 + 18623143226116 = 10574349^2 + 4315454^2 .

It is a cyclic number.

It is not a de Polignac number, because 130439999999917 - 2²³ = 130439991611309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130439997999917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65219999999958 + 65219999999959.

It is an arithmetic number, because the mean of its divisors is an integer number (65219999999959).

Almost surely, 2^{130439999999917} is an apocalyptic number.

It is an amenable number.

130439999999917 is a deficient number, since it is larger than the sum of its proper divisors (1).

130439999999917 is an equidigital number, since it uses as much as digits as its factorization.

130439999999917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10847773692, while the sum is 91.

The spelling of 130439999999917 in words is "one hundred thirty trillion, four hundred thirty-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventeen".