159417361 has 2 divisors, whose sum is σ = 159417362. Its totient is φ = 159417360.

The previous prime is 159417359. The next prime is 159417367. The reversal of 159417361 is 163714951.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143256961 + 16160400 = 11969^2 + 4020^2 .

It is a cyclic number.

It is not a de Polignac number, because 159417361 - 2¹ = 159417359 is a prime.

Together with 159417359, it forms a pair of twin primes.

It is equal to p_8943580 and since 159417361 and 8943580 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159417361.

It is not a weakly prime, because it can be changed into another prime (159417367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79708680 + 79708681.

It is an arithmetic number, because the mean of its divisors is an integer number (79708681).

Almost surely, 2^159417361 is an apocalyptic number.

It is an amenable number.

159417361 is a deficient number, since it is larger than the sum of its proper divisors (1).

159417361 is an equidigital number, since it uses as much as digits as its factorization.

159417361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 37.

The square root of 159417361 is about 12626.0588070862. The cubic root of 159417361 is about 542.2237528340.

The spelling of 159417361 in words is "one hundred fifty-nine million, four hundred seventeen thousand, three hundred sixty-one".