98997711 has 4 divisors (see below), whose sum is σ = 131996952. Its totient is φ = 65998472.

The previous prime is 98997673. The next prime is 98997719. The reversal of 98997711 is 11779989.

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 98997711 - 2⁷ = 98997583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98997719) 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, 16499616 + ... + 16499621.

It is an arithmetic number, because the mean of its divisors is an integer number (32999238).

Almost surely, 2^98997711 is an apocalyptic number.

98997711 is a deficient number, since it is larger than the sum of its proper divisors (32999241).

98997711 is a wasteful number, since it uses less digits than its factorization.

98997711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32999240.

The product of its digits is 285768, while the sum is 51.

The square root of 98997711 is about 9949.7593438233. The cubic root of 98997711 is about 462.6029355498.

The spelling of 98997711 in words is "ninety-eight million, nine hundred ninety-seven thousand, seven hundred eleven".