98141789 has 2 divisors, whose sum is σ = 98141790. Its totient is φ = 98141788.

The previous prime is 98141761. The next prime is 98141819. The reversal of 98141789 is 98714189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90535225 + 7606564 = 9515^2 + 2758^2 .

It is a cyclic number.

It is not a de Polignac number, because 98141789 - 2¹² = 98137693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98141189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49070894 + 49070895.

It is an arithmetic number, because the mean of its divisors is an integer number (49070895).

Almost surely, 2^98141789 is an apocalyptic number.

It is an amenable number.

98141789 is a deficient number, since it is larger than the sum of its proper divisors (1).

98141789 is an equidigital number, since it uses as much as digits as its factorization.

98141789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 47.

The square root of 98141789 is about 9906.6537741056. The cubic root of 98141789 is about 461.2658721095.

The spelling of 98141789 in words is "ninety-eight million, one hundred forty-one thousand, seven hundred eighty-nine".