126529163 has 2 divisors, whose sum is σ = 126529164. Its totient is φ = 126529162.

The previous prime is 126529121. The next prime is 126529213. The reversal of 126529163 is 361925621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126529163 - 2¹⁶ = 126463627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (126522163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63264581 + 63264582.

It is an arithmetic number, because the mean of its divisors is an integer number (63264582).

Almost surely, 2^126529163 is an apocalyptic number.

126529163 is a deficient number, since it is larger than the sum of its proper divisors (1).

126529163 is an equidigital number, since it uses as much as digits as its factorization.

126529163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 35.

The square root of 126529163 is about 11248.5182579751. The cubic root of 126529163 is about 502.0306259523.

The spelling of 126529163 in words is "one hundred twenty-six million, five hundred twenty-nine thousand, one hundred sixty-three".