159798753 has 6 divisors (see below), whose sum is σ = 230820434. Its totient is φ = 106532496.

The previous prime is 159798739. The next prime is 159798757. The reversal of 159798753 is 357897951.

It can be written as a sum of positive squares in only one way, i.e., 115283169 + 44515584 = 10737^2 + 6672^2 .

It is not a de Polignac number, because 159798753 - 2¹⁴ = 159782369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 159798753.

It is not an unprimeable number, because it can be changed into a prime (159798757) 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 5 ways as a sum of consecutive naturals, for example, 8877700 + ... + 8877717.

Almost surely, 2^159798753 is an apocalyptic number.

It is an amenable number.

159798753 is a deficient number, since it is larger than the sum of its proper divisors (71021681).

159798753 is a wasteful number, since it uses less digits than its factorization.

159798753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17755423 (or 17755420 counting only the distinct ones).

The product of its digits is 2381400, while the sum is 54.

The square root of 159798753 is about 12641.1531515127. The cubic root of 159798753 is about 542.6558159885.

The spelling of 159798753 in words is "one hundred fifty-nine million, seven hundred ninety-eight thousand, seven hundred fifty-three".