982011 has 4 divisors (see below), whose sum is σ = 1309352. Its totient is φ = 654672.

The previous prime is 981983. The next prime is 982021. The reversal of 982011 is 110289.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 982011 - 2⁵ = 981979 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

982011 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (982021) 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, 163666 + ... + 163671.

It is an arithmetic number, because the mean of its divisors is an integer number (327338).

2⁹⁸²⁰¹¹ is an apocalyptic number.

982011 is a deficient number, since it is larger than the sum of its proper divisors (327341).

982011 is a wasteful number, since it uses less digits than its factorization.

982011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327340.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 982011 is about 990.9646815099. The cubic root of 982011 is about 99.3967346946.

The spelling of 982011 in words is "nine hundred eighty-two thousand, eleven".