98009173 has 2 divisors, whose sum is σ = 98009174. Its totient is φ = 98009172.

The previous prime is 98009161. The next prime is 98009179. The reversal of 98009173 is 37190089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97950609 + 58564 = 9897^2 + 242^2 .

It is an emirp because it is prime and its reverse (37190089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98009173 - 2²¹ = 95912021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98009179) 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, 49004586 + 49004587.

It is an arithmetic number, because the mean of its divisors is an integer number (49004587).

Almost surely, 2^98009173 is an apocalyptic number.

It is an amenable number.

98009173 is a deficient number, since it is larger than the sum of its proper divisors (1).

98009173 is an equidigital number, since it uses as much as digits as its factorization.

98009173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 98009173 is about 9899.9582322351. The cubic root of 98009173 is about 461.0580136319.

The spelling of 98009173 in words is "ninety-eight million, nine thousand, one hundred seventy-three".