979982113 has 4 divisors (see below), whose sum is σ = 1069071408. Its totient is φ = 890892820.

The previous prime is 979982099. The next prime is 979982167. The reversal of 979982113 is 311289979.

979982113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-979982113 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (979986113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44544631 + ... + 44544652.

It is an arithmetic number, because the mean of its divisors is an integer number (267267852).

Almost surely, 2^979982113 is an apocalyptic number.

It is an amenable number.

979982113 is a deficient number, since it is larger than the sum of its proper divisors (89089295).

979982113 is a wasteful number, since it uses less digits than its factorization.

979982113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89089294.

The product of its digits is 244944, while the sum is 49.

The square root of 979982113 is about 31304.6659940655. The cubic root of 979982113 is about 993.2823451624.

The spelling of 979982113 in words is "nine hundred seventy-nine million, nine hundred eighty-two thousand, one hundred thirteen".