98819311 has 2 divisors, whose sum is σ = 98819312. Its totient is φ = 98819310.

The previous prime is 98819243. The next prime is 98819321. The reversal of 98819311 is 11391889.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98819311 - 2¹⁵ = 98786543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98819321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49409655 + 49409656.

It is an arithmetic number, because the mean of its divisors is an integer number (49409656).

Almost surely, 2^98819311 is an apocalyptic number.

98819311 is a deficient number, since it is larger than the sum of its proper divisors (1).

98819311 is an equidigital number, since it uses as much as digits as its factorization.

98819311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 40.

The square root of 98819311 is about 9940.7902603364. The cubic root of 98819311 is about 462.3248887603.

The spelling of 98819311 in words is "ninety-eight million, eight hundred nineteen thousand, three hundred eleven".