159127139 has 2 divisors, whose sum is σ = 159127140. Its totient is φ = 159127138.

The previous prime is 159127091. The next prime is 159127151. The reversal of 159127139 is 931721951.

159127139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159127139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (159127159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79563569 + 79563570.

It is an arithmetic number, because the mean of its divisors is an integer number (79563570).

Almost surely, 2^159127139 is an apocalyptic number.

159127139 is a deficient number, since it is larger than the sum of its proper divisors (1).

159127139 is an equidigital number, since it uses as much as digits as its factorization.

159127139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17010, while the sum is 38.

The square root of 159127139 is about 12614.5605948047. The cubic root of 159127139 is about 541.8945104539.

The spelling of 159127139 in words is "one hundred fifty-nine million, one hundred twenty-seven thousand, one hundred thirty-nine".