98318893 has 2 divisors, whose sum is σ = 98318894. Its totient is φ = 98318892.

The previous prime is 98318851. The next prime is 98318929. The reversal of 98318893 is 39881389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75307684 + 23011209 = 8678^2 + 4797^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98318893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98318833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49159446 + 49159447.

It is an arithmetic number, because the mean of its divisors is an integer number (49159447).

Almost surely, 2^98318893 is an apocalyptic number.

It is an amenable number.

98318893 is a deficient number, since it is larger than the sum of its proper divisors (1).

98318893 is an equidigital number, since it uses as much as digits as its factorization.

98318893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 49.

The square root of 98318893 is about 9915.5883839538. The cubic root of 98318893 is about 461.5431679869.

The spelling of 98318893 in words is "ninety-eight million, three hundred eighteen thousand, eight hundred ninety-three".