159053531 has 16 divisors (see below), whose sum is σ = 196804608. Its totient is φ = 125172000.

The previous prime is 159053509. The next prime is 159053549. The reversal of 159053531 is 135350951.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 159053531 - 2¹⁰ = 159052507 is a prime.

It is a super-2 number, since 2×159053531² = 50596051447135922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (159053551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12806 + ... + 21956.

It is an arithmetic number, because the mean of its divisors is an integer number (12300288).

Almost surely, 2^159053531 is an apocalyptic number.

159053531 is a deficient number, since it is larger than the sum of its proper divisors (37751077).

159053531 is a wasteful number, since it uses less digits than its factorization.

159053531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9362.

The product of its (nonzero) digits is 10125, while the sum is 32.

The square root of 159053531 is about 12611.6426765113. The cubic root of 159053531 is about 541.8109422177.

The spelling of 159053531 in words is "one hundred fifty-nine million, fifty-three thousand, five hundred thirty-one".