979829983 has 4 divisors (see below), whose sum is σ = 1068905448. Its totient is φ = 890754520.

The previous prime is 979829971. The next prime is 979829993. The reversal of 979829983 is 389928979.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389928979 = 11 ⋅35448089.

It is a cyclic number.

It is not a de Polignac number, because 979829983 - 2⁹ = 979829471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979829993) 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 3 ways as a sum of consecutive naturals, for example, 44537716 + ... + 44537737.

It is an arithmetic number, because the mean of its divisors is an integer number (267226362).

Almost surely, 2^979829983 is an apocalyptic number.

979829983 is a deficient number, since it is larger than the sum of its proper divisors (89075465).

979829983 is a wasteful number, since it uses less digits than its factorization.

979829983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89075464.

The product of its digits is 17635968, while the sum is 64.

The square root of 979829983 is about 31302.2360702874. The cubic root of 979829983 is about 993.2309442708.

The spelling of 979829983 in words is "nine hundred seventy-nine million, eight hundred twenty-nine thousand, nine hundred eighty-three".