159766147 has 2 divisors, whose sum is σ = 159766148. Its totient is φ = 159766146.

The previous prime is 159766109. The next prime is 159766151. The reversal of 159766147 is 741667951.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159766147 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 159766097 and 159766106.

It is not a weakly prime, because it can be changed into another prime (159769147) 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, 79883073 + 79883074.

It is an arithmetic number, because the mean of its divisors is an integer number (79883074).

Almost surely, 2^159766147 is an apocalyptic number.

159766147 is a deficient number, since it is larger than the sum of its proper divisors (1).

159766147 is an equidigital number, since it uses as much as digits as its factorization.

159766147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 46.

The square root of 159766147 is about 12639.8634090721. The cubic root of 159766147 is about 542.6189048971.

The spelling of 159766147 in words is "one hundred fifty-nine million, seven hundred sixty-six thousand, one hundred forty-seven".