159489229 has 4 divisors (see below), whose sum is σ = 161508160. Its totient is φ = 157470300.

The previous prime is 159489167. The next prime is 159489233. The reversal of 159489229 is 922984951.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 159489229 - 2⁷ = 159489101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159489269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009347 + ... + 1009504.

It is an arithmetic number, because the mean of its divisors is an integer number (40377040).

Almost surely, 2^159489229 is an apocalyptic number.

It is an amenable number.

159489229 is a deficient number, since it is larger than the sum of its proper divisors (2018931).

159489229 is an equidigital number, since it uses as much as digits as its factorization.

159489229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018930.

The product of its digits is 466560, while the sum is 49.

The square root of 159489229 is about 12628.9045051422. The cubic root of 159489229 is about 542.3052217572.

The spelling of 159489229 in words is "one hundred fifty-nine million, four hundred eighty-nine thousand, two hundred twenty-nine".