159628743 has 12 divisors (see below), whose sum is σ = 233494560. Its totient is φ = 105071616.

The previous prime is 159628727. The next prime is 159628753. The reversal of 159628743 is 347826951.

159628743 is a `hidden beast` number, since 15 + 9 + 628 + 7 + 4 + 3 = 666.

It is not a de Polignac number, because 159628743 - 2⁴ = 159628727 is a prime.

It is a super-3 number, since 3×159628743³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159628753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111546 + ... + 112967.

It is an arithmetic number, because the mean of its divisors is an integer number (19457880).

Almost surely, 2^159628743 is an apocalyptic number.

159628743 is a deficient number, since it is larger than the sum of its proper divisors (73865817).

159628743 is a wasteful number, since it uses less digits than its factorization.

159628743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224598 (or 224595 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 159628743 is about 12634.4268963812. The cubic root of 159628743 is about 542.4633037394.

The spelling of 159628743 in words is "one hundred fifty-nine million, six hundred twenty-eight thousand, seven hundred forty-three".