1306659163 has 2 divisors, whose sum is σ = 1306659164. Its totient is φ = 1306659162.

The previous prime is 1306659149. The next prime is 1306659197. The reversal of 1306659163 is 3619566031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1306659163 - 2¹³ = 1306650971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1306654163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653329581 + 653329582.

It is an arithmetic number, because the mean of its divisors is an integer number (653329582).

Almost surely, 2^1306659163 is an apocalyptic number.

1306659163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306659163 is an equidigital number, since it uses as much as digits as its factorization.

1306659163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 1306659163 is about 36147.7407731106. The cubic root of 1306659163 is about 1093.2532391526.

The spelling of 1306659163 in words is "one billion, three hundred six million, six hundred fifty-nine thousand, one hundred sixty-three".