130000129997 has 2 divisors, whose sum is σ = 130000129998. Its totient is φ = 130000129996.

The previous prime is 130000129993. The next prime is 130000130003. The reversal of 130000129997 is 799921000031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78968868196 + 51031261801 = 281014^2 + 225901^2 .

It is a cyclic number.

It is not a de Polignac number, because 130000129997 - 2² = 130000129993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130000129993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65000064998 + 65000064999.

It is an arithmetic number, because the mean of its divisors is an integer number (65000064999).

Almost surely, 2^130000129997 is an apocalyptic number.

It is an amenable number.

130000129997 is a deficient number, since it is larger than the sum of its proper divisors (1).

130000129997 is an equidigital number, since it uses as much as digits as its factorization.

130000129997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 41.

The spelling of 130000129997 in words is "one hundred thirty billion, one hundred twenty-nine thousand, nine hundred ninety-seven".