9998101 has 4 divisors (see below), whose sum is σ = 10007712. Its totient is φ = 9988492.

The previous prime is 9998099. The next prime is 9998117. The reversal of 9998101 is 1018999.

9998101 is digitally balanced in base 3, 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9998101 - 2¹ = 9998099 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9998141) 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, 3025 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (2501928).

Almost surely, 2^9998101 is an apocalyptic number.

It is an amenable number.

9998101 is a deficient number, since it is larger than the sum of its proper divisors (9611).

9998101 is a wasteful number, since it uses less digits than its factorization.

9998101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9610.

The product of its (nonzero) digits is 5832, while the sum is 37.

The square root of 9998101 is about 3161.9773876484. The cubic root of 9998101 is about 215.4298305683.

The spelling of 9998101 in words is "nine million, nine hundred ninety-eight thousand, one hundred one".