98685121 has 4 divisors (see below), whose sum is σ = 101868544. Its totient is φ = 95501700.

The previous prime is 98685109. The next prime is 98685127. The reversal of 98685121 is 12158689.

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 not a de Polignac number, because 98685121 - 2⁵ = 98685089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98685127) 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, 1591665 + ... + 1591726.

It is an arithmetic number, because the mean of its divisors is an integer number (25467136).

Almost surely, 2^98685121 is an apocalyptic number.

It is an amenable number.

98685121 is a deficient number, since it is larger than the sum of its proper divisors (3183423).

98685121 is a wasteful number, since it uses less digits than its factorization.

98685121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183422.

The product of its digits is 34560, while the sum is 40.

The square root of 98685121 is about 9934.0385040526. The cubic root of 98685121 is about 462.1155252288.

The spelling of 98685121 in words is "ninety-eight million, six hundred eighty-five thousand, one hundred twenty-one".