120546171159 has 4 divisors (see below), whose sum is σ = 160728228216. Its totient is φ = 80364114104.

The previous prime is 120546171157. The next prime is 120546171211. The reversal of 120546171159 is 951171645021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120546171159 - 2¹ = 120546171157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120546171159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120546171157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20091028524 + ... + 20091028529.

It is an arithmetic number, because the mean of its divisors is an integer number (40182057054).

Almost surely, 2^120546171159 is an apocalyptic number.

120546171159 is a deficient number, since it is larger than the sum of its proper divisors (40182057057).

120546171159 is an equidigital number, since it uses as much as digits as its factorization.

120546171159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40182057056.

The product of its (nonzero) digits is 75600, while the sum is 42.

The spelling of 120546171159 in words is "one hundred twenty billion, five hundred forty-six million, one hundred seventy-one thousand, one hundred fifty-nine".