9800011 has 4 divisors (see below), whose sum is σ = 10553872. Its totient is φ = 9046152.

The previous prime is 9800009. The next prime is 9800027. The reversal of 9800011 is 1100089.

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

It is a cyclic number.

It is not a de Polignac number, because 9800011 - 2¹ = 9800009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9800311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376911 + ... + 376936.

It is an arithmetic number, because the mean of its divisors is an integer number (2638468).

Almost surely, 2^9800011 is an apocalyptic number.

9800011 is a deficient number, since it is larger than the sum of its proper divisors (753861).

9800011 is a wasteful number, since it uses less digits than its factorization.

9800011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753860.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 9800011 is about 3130.4969254098. The cubic root of 9800011 is about 213.9975761801.

The spelling of 9800011 in words is "nine million, eight hundred thousand, eleven".