159463217 has 2 divisors, whose sum is σ = 159463218. Its totient is φ = 159463216.

The previous prime is 159463201. The next prime is 159463259. The reversal of 159463217 is 712364951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106523041 + 52940176 = 10321^2 + 7276^2 .

It is a cyclic number.

It is not a de Polignac number, because 159463217 - 2⁴ = 159463201 is a prime.

It is not a weakly prime, because it can be changed into another prime (159463517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79731608 + 79731609.

It is an arithmetic number, because the mean of its divisors is an integer number (79731609).

Almost surely, 2^159463217 is an apocalyptic number.

It is an amenable number.

159463217 is a deficient number, since it is larger than the sum of its proper divisors (1).

159463217 is an equidigital number, since it uses as much as digits as its factorization.

159463217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 159463217 is about 12627.8746034319. The cubic root of 159463217 is about 542.2757376128.

The spelling of 159463217 in words is "one hundred fifty-nine million, four hundred sixty-three thousand, two hundred seventeen".