130665727 has 2 divisors, whose sum is σ = 130665728. Its totient is φ = 130665726.

The previous prime is 130665683. The next prime is 130665749. The reversal of 130665727 is 727566031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130665727 - 2¹⁵ = 130632959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130665767) 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, 65332863 + 65332864.

It is an arithmetic number, because the mean of its divisors is an integer number (65332864).

Almost surely, 2^130665727 is an apocalyptic number.

130665727 is a deficient number, since it is larger than the sum of its proper divisors (1).

130665727 is an equidigital number, since it uses as much as digits as its factorization.

130665727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 130665727 is about 11430.9110310596. The cubic root of 130665727 is about 507.4429576662.

The spelling of 130665727 in words is "one hundred thirty million, six hundred sixty-five thousand, seven hundred twenty-seven".