98919105 has 16 divisors (see below), whose sum is σ = 160954560. Its totient is φ = 51862208.

The previous prime is 98919089. The next prime is 98919131. The reversal of 98919105 is 50191989.

It is a cyclic number.

It is not a de Polignac number, because 98919105 - 2⁴ = 98919089 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55002 + ... + 56771.

It is an arithmetic number, because the mean of its divisors is an integer number (10059660).

Almost surely, 2^98919105 is an apocalyptic number.

It is an amenable number.

98919105 is a deficient number, since it is larger than the sum of its proper divisors (62035455).

98919105 is a wasteful number, since it uses less digits than its factorization.

98919105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111840.

The product of its (nonzero) digits is 29160, while the sum is 42.

The square root of 98919105 is about 9945.8084135982. The cubic root of 98919105 is about 462.4804647215.

The spelling of 98919105 in words is "ninety-eight million, nine hundred nineteen thousand, one hundred five".