98819243 has 2 divisors, whose sum is σ = 98819244. Its totient is φ = 98819242.

The previous prime is 98819213. The next prime is 98819311. The reversal of 98819243 is 34291889.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (34291889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98819243 - 2¹⁰ = 98818219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98819194 and 98819203.

It is not a weakly prime, because it can be changed into another prime (98819213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49409621 + 49409622.

It is an arithmetic number, because the mean of its divisors is an integer number (49409622).

Almost surely, 2^98819243 is an apocalyptic number.

98819243 is a deficient number, since it is larger than the sum of its proper divisors (1).

98819243 is an equidigital number, since it uses as much as digits as its factorization.

98819243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 44.

The square root of 98819243 is about 9940.7868400846. The cubic root of 98819243 is about 462.3247827146.

The spelling of 98819243 in words is "ninety-eight million, eight hundred nineteen thousand, two hundred forty-three".