159688954 has 16 divisors (see below), whose sum is σ = 250234560. Its totient is φ = 76285440.

The previous prime is 159688937. The next prime is 159688957. The reversal of 159688954 is 459886951.

It is a super-2 number, since 2×159688954² = 51001124059228232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 159688895 and 159688904.

It is not an unprimeable number, because it can be changed into a prime (159688957) 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 7 ways as a sum of consecutive naturals, for example, 58042 + ... + 60730.

It is an arithmetic number, because the mean of its divisors is an integer number (15639660).

Almost surely, 2^159688954 is an apocalyptic number.

159688954 is a deficient number, since it is larger than the sum of its proper divisors (90545606).

159688954 is a wasteful number, since it uses less digits than its factorization.

159688954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4005.

The product of its digits is 3110400, while the sum is 55.

The square root of 159688954 is about 12636.8094865753. The cubic root of 159688954 is about 542.5314997955.

The spelling of 159688954 in words is "one hundred fifty-nine million, six hundred eighty-eight thousand, nine hundred fifty-four".