159499163 has 2 divisors, whose sum is σ = 159499164. Its totient is φ = 159499162.

The previous prime is 159499139. The next prime is 159499199. The reversal of 159499163 is 361994951.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159499163 - 2¹⁸ = 159237019 is a prime.

It is not a weakly prime, because it can be changed into another prime (159499133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79749581 + 79749582.

It is an arithmetic number, because the mean of its divisors is an integer number (79749582).

Almost surely, 2^159499163 is an apocalyptic number.

159499163 is a deficient number, since it is larger than the sum of its proper divisors (1).

159499163 is an equidigital number, since it uses as much as digits as its factorization.

159499163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 47.

The square root of 159499163 is about 12629.2978031243. The cubic root of 159499163 is about 542.3164809256.

The spelling of 159499163 in words is "one hundred fifty-nine million, four hundred ninety-nine thousand, one hundred sixty-three".