130000027 has 2 divisors, whose sum is σ = 130000028. Its totient is φ = 130000026.

The previous prime is 130000009. The next prime is 130000061. The reversal of 130000027 is 720000031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130000027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129999971 and 130000016.

It is not a weakly prime, because it can be changed into another prime (130000007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65000013 + 65000014.

It is an arithmetic number, because the mean of its divisors is an integer number (65000014).

Almost surely, 2^130000027 is an apocalyptic number.

130000027 is a deficient number, since it is larger than the sum of its proper divisors (1).

130000027 is an equidigital number, since it uses as much as digits as its factorization.

130000027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 130000027 is about 11401.7554350196. The cubic root of 130000027 is about 506.5797369810.

Adding to 130000027 its reverse (720000031), we get a palindrome (850000058).

The spelling of 130000027 in words is "one hundred thirty million, twenty-seven", and thus it is an aban number.