98748109 has 2 divisors, whose sum is σ = 98748110. Its totient is φ = 98748108.

The previous prime is 98748061. The next prime is 98748119. The reversal of 98748109 is 90184789.

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., 50055625 + 48692484 = 7075^2 + 6978^2 .

It is a cyclic number.

It is not a de Polignac number, because 98748109 - 2⁷ = 98747981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98748119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49374054 + 49374055.

It is an arithmetic number, because the mean of its divisors is an integer number (49374055).

Almost surely, 2^98748109 is an apocalyptic number.

It is an amenable number.

98748109 is a deficient number, since it is larger than the sum of its proper divisors (1).

98748109 is an equidigital number, since it uses as much as digits as its factorization.

98748109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 98748109 is about 9937.2083101845. The cubic root of 98748109 is about 462.2138228638.

The spelling of 98748109 in words is "ninety-eight million, seven hundred forty-eight thousand, one hundred nine".