98911 has 2 divisors, whose sum is σ = 98912. Its totient is φ = 98910.

The previous prime is 98909. The next prime is 98927. The reversal of 98911 is 11989.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98911 - 2¹ = 98909 is a prime.

Together with 98909, it forms a pair of twin primes.

It is a Chen prime.

It is the 315-th Hogben number.

It is equal to p₉₄₉₆ and since 98911 and 9496 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98981) by changing a digit.

It is a nontrivial repunit in base 314.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49455 + 49456.

It is an arithmetic number, because the mean of its divisors is an integer number (49456).

2⁹⁸⁹¹¹ is an apocalyptic number.

98911 is a deficient number, since it is larger than the sum of its proper divisors (1).

98911 is an equidigital number, since it uses as much as digits as its factorization.

98911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 28.

The square root of 98911 is about 314.5011923666. The cubic root of 98911 is about 46.2467833166.

It can be divided in two parts, 989 and 11, that added together give a cube (1000 = 10³).

The spelling of 98911 in words is "ninety-eight thousand, nine hundred eleven".