159917541029 has 2 divisors, whose sum is σ = 159917541030. Its totient is φ = 159917541028.

The previous prime is 159917541001. The next prime is 159917541059. The reversal of 159917541029 is 920145719951.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144267030625 + 15650510404 = 379825^2 + 125102^2 .

It is a cyclic number.

It is not a de Polignac number, because 159917541029 - 2²⁸ = 159649105573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159917541059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79958770514 + 79958770515.

It is an arithmetic number, because the mean of its divisors is an integer number (79958770515).

Almost surely, 2^159917541029 is an apocalyptic number.

It is an amenable number.

159917541029 is a deficient number, since it is larger than the sum of its proper divisors (1).

159917541029 is an equidigital number, since it uses as much as digits as its factorization.

159917541029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 53.

The spelling of 159917541029 in words is "one hundred fifty-nine billion, nine hundred seventeen million, five hundred forty-one thousand, twenty-nine".