159224445 has 24 divisors (see below), whose sum is σ = 276311256. Its totient is φ = 84820608.

The previous prime is 159224411. The next prime is 159224447. The reversal of 159224445 is 544422951.

It is a happy number.

159224445 is a `hidden beast` number, since 1 + 592 + 24 + 4 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 24710841 + 134513604 = 4971^2 + 11598^2 .

It is not a de Polignac number, because 159224445 - 2⁸ = 159224189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159224447) 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 23 ways as a sum of consecutive naturals, for example, 53127 + ... + 56043.

It is an arithmetic number, because the mean of its divisors is an integer number (11512969).

Almost surely, 2^159224445 is an apocalyptic number.

159224445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

159224445 is a deficient number, since it is larger than the sum of its proper divisors (117086811).

159224445 is a wasteful number, since it uses less digits than its factorization.

159224445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141 (or 4138 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 159224445 is about 12618.4168975351. The cubic root of 159224445 is about 542.0049438328.

The spelling of 159224445 in words is "one hundred fifty-nine million, two hundred twenty-four thousand, four hundred forty-five".