159363121 has 8 divisors (see below), whose sum is σ = 162000000. Its totient is φ = 156737280.

The previous prime is 159363119. The next prime is 159363173. The reversal of 159363121 is 121363951.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159363121 - 2¹ = 159363119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159363101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29380 + ... + 34378.

It is an arithmetic number, because the mean of its divisors is an integer number (20250000).

Almost surely, 2^159363121 is an apocalyptic number.

It is an amenable number.

159363121 is a deficient number, since it is larger than the sum of its proper divisors (2636879).

159363121 is an equidigital number, since it uses as much as digits as its factorization.

159363121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519.

The product of its digits is 4860, while the sum is 31.

The square root of 159363121 is about 12623.9106856790. The cubic root of 159363121 is about 542.1622506398.

The spelling of 159363121 in words is "one hundred fifty-nine million, three hundred sixty-three thousand, one hundred twenty-one".