159709141 has 2 divisors, whose sum is σ = 159709142. Its totient is φ = 159709140.

The previous prime is 159709133. The next prime is 159709211. The reversal of 159709141 is 141907951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133402500 + 26306641 = 11550^2 + 5129^2 .

It is a cyclic number.

It is not a de Polignac number, because 159709141 - 2³ = 159709133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159709141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159709741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79854570 + 79854571.

It is an arithmetic number, because the mean of its divisors is an integer number (79854571).

Almost surely, 2^159709141 is an apocalyptic number.

It is an amenable number.

159709141 is a deficient number, since it is larger than the sum of its proper divisors (1).

159709141 is an equidigital number, since it uses as much as digits as its factorization.

159709141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 37.

The square root of 159709141 is about 12637.6081993390. The cubic root of 159709141 is about 542.5543601159.

The spelling of 159709141 in words is "one hundred fifty-nine million, seven hundred nine thousand, one hundred forty-one".