159787079 has 2 divisors, whose sum is σ = 159787080. Its totient is φ = 159787078.

The previous prime is 159787057. The next prime is 159787091. The reversal of 159787079 is 970787951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159787079 - 2²⁴ = 143009863 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159787079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159787009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79893539 + 79893540.

It is an arithmetic number, because the mean of its divisors is an integer number (79893540).

Almost surely, 2^159787079 is an apocalyptic number.

159787079 is a deficient number, since it is larger than the sum of its proper divisors (1).

159787079 is an equidigital number, since it uses as much as digits as its factorization.

159787079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1111320, while the sum is 53.

The square root of 159787079 is about 12640.6913972298. The cubic root of 159787079 is about 542.6426012039.

The spelling of 159787079 in words is "one hundred fifty-nine million, seven hundred eighty-seven thousand, seventy-nine".