159544129 has 2 divisors, whose sum is σ = 159544130. Its totient is φ = 159544128.

The previous prime is 159544103. The next prime is 159544153. The reversal of 159544129 is 921445951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151290000 + 8254129 = 12300^2 + 2873^2 .

It is a cyclic number.

It is not a de Polignac number, because 159544129 - 2⁷ = 159544001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 159544091 and 159544100.

It is not a weakly prime, because it can be changed into another prime (159544199) 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, 79772064 + 79772065.

It is an arithmetic number, because the mean of its divisors is an integer number (79772065).

Almost surely, 2^159544129 is an apocalyptic number.

It is an amenable number.

159544129 is a deficient number, since it is larger than the sum of its proper divisors (1).

159544129 is an equidigital number, since it uses as much as digits as its factorization.

159544129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 40.

The square root of 159544129 is about 12631.0779033303. The cubic root of 159544129 is about 542.3674394200.

The spelling of 159544129 in words is "one hundred fifty-nine million, five hundred forty-four thousand, one hundred twenty-nine".