979543144 has 16 divisors (see below), whose sum is σ = 1837271520. Its totient is φ = 489604080.

The previous prime is 979543141. The next prime is 979543207. The reversal of 979543144 is 441345979.

It is a junction number, because it is equal to n+sod(n) for n = 979543094 and 979543103.

It is not an unprimeable number, because it can be changed into a prime (979543141) 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 3 ways as a sum of consecutive naturals, for example, 5949 + ... + 44659.

It is an arithmetic number, because the mean of its divisors is an integer number (114829470).

Almost surely, 2^979543144 is an apocalyptic number.

It is an amenable number.

979543144 is a deficient number, since it is larger than the sum of its proper divisors (857728376).

979543144 is a wasteful number, since it uses less digits than its factorization.

979543144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41880 (or 41876 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 979543144 is about 31297.6539695869. The cubic root of 979543144 is about 993.1340141296.

The spelling of 979543144 in words is "nine hundred seventy-nine million, five hundred forty-three thousand, one hundred forty-four".