159227443 has 4 divisors (see below), whose sum is σ = 161604040. Its totient is φ = 156850848.

The previous prime is 159227441. The next prime is 159227447. The reversal of 159227443 is 344722951.

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 159227443 - 2¹ = 159227441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159227441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188198 + ... + 1188331.

It is an arithmetic number, because the mean of its divisors is an integer number (40401010).

Almost surely, 2^159227443 is an apocalyptic number.

159227443 is a deficient number, since it is larger than the sum of its proper divisors (2376597).

159227443 is an equidigital number, since it uses as much as digits as its factorization.

159227443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376596.

The product of its digits is 60480, while the sum is 37.

The square root of 159227443 is about 12618.5356915927. The cubic root of 159227443 is about 542.0083455730.

The spelling of 159227443 in words is "one hundred fifty-nine million, two hundred twenty-seven thousand, four hundred forty-three".