159134688541 has 2 divisors, whose sum is σ = 159134688542. Its totient is φ = 159134688540.

The previous prime is 159134688491. The next prime is 159134688617. The reversal of 159134688541 is 145886431951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116949636441 + 42185052100 = 341979^2 + 205390^2 .

It is a cyclic number.

It is not a de Polignac number, because 159134688541 - 2¹¹ = 159134686493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159134680541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79567344270 + 79567344271.

It is an arithmetic number, because the mean of its divisors is an integer number (79567344271).

Almost surely, 2^159134688541 is an apocalyptic number.

It is an amenable number.

159134688541 is a deficient number, since it is larger than the sum of its proper divisors (1).

159134688541 is an equidigital number, since it uses as much as digits as its factorization.

159134688541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 55.

The spelling of 159134688541 in words is "one hundred fifty-nine billion, one hundred thirty-four million, six hundred eighty-eight thousand, five hundred forty-one".