159243436 has 24 divisors (see below), whose sum is σ = 305242560. Its totient is φ = 72090000.

The previous prime is 159243433. The next prime is 159243443. The reversal of 159243436 is 634342951.

159243436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 159243395 and 159243404.

It is not an unprimeable number, because it can be changed into a prime (159243431) 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 7 ways as a sum of consecutive naturals, for example, 3835 + ... + 18253.

It is an arithmetic number, because the mean of its divisors is an integer number (12718440).

Almost surely, 2^159243436 is an apocalyptic number.

It is an amenable number.

159243436 is a deficient number, since it is larger than the sum of its proper divisors (145999124).

159243436 is a wasteful number, since it uses less digits than its factorization.

159243436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14685 (or 14683 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 159243436 is about 12619.1693862948. The cubic root of 159243436 is about 542.0264916269.

The spelling of 159243436 in words is "one hundred fifty-nine million, two hundred forty-three thousand, four hundred thirty-six".