98317521139 has 4 divisors (see below), whose sum is σ = 98318817856. Its totient is φ = 98316224424.

The previous prime is 98317521089. The next prime is 98317521143. The reversal of 98317521139 is 93112571389.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98317521139 - 2³³ = 89727586547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98317521092 and 98317521101.

It is not an unprimeable number, because it can be changed into a prime (98317531139) 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 in 3 ways as a sum of consecutive naturals, for example, 527064 + ... + 688789.

It is an arithmetic number, because the mean of its divisors is an integer number (24579704464).

Almost surely, 2^98317521139 is an apocalyptic number.

98317521139 is a deficient number, since it is larger than the sum of its proper divisors (1296717).

98317521139 is a wasteful number, since it uses less digits than its factorization.

98317521139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296716.

The product of its digits is 408240, while the sum is 49.

The spelling of 98317521139 in words is "ninety-eight billion, three hundred seventeen million, five hundred twenty-one thousand, one hundred thirty-nine".