98198801 has 2 divisors, whose sum is σ = 98198802. Its totient is φ = 98198800.

The previous prime is 98198761. The next prime is 98198803. The reversal of 98198801 is 10889189.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64384576 + 33814225 = 8024^2 + 5815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98198801 is a prime.

It is a Sophie Germain prime.

Together with 98198803, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (98198803) by changing a digit.

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 as a sum of consecutive naturals, namely, 49099400 + 49099401.

It is an arithmetic number, because the mean of its divisors is an integer number (49099401).

Almost surely, 2^98198801 is an apocalyptic number.

It is an amenable number.

98198801 is a deficient number, since it is larger than the sum of its proper divisors (1).

98198801 is an equidigital number, since it uses as much as digits as its factorization.

98198801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 44.

The square root of 98198801 is about 9909.5308163404. The cubic root of 98198801 is about 461.3551735157.

The spelling of 98198801 in words is "ninety-eight million, one hundred ninety-eight thousand, eight hundred one".