98129281597 has 2 divisors, whose sum is σ = 98129281598. Its totient is φ = 98129281596.

The previous prime is 98129281519. The next prime is 98129281759. The reversal of 98129281597 is 79518292189.

Together with next prime (98129281759) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60838195716 + 37291085881 = 246654^2 + 193109^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98129281597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98129281097) 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, 49064640798 + 49064640799.

It is an arithmetic number, because the mean of its divisors is an integer number (49064640799).

Almost surely, 2^98129281597 is an apocalyptic number.

It is an amenable number.

98129281597 is a deficient number, since it is larger than the sum of its proper divisors (1).

98129281597 is an equidigital number, since it uses as much as digits as its factorization.

98129281597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 61.

The spelling of 98129281597 in words is "ninety-eight billion, one hundred twenty-nine million, two hundred eighty-one thousand, five hundred ninety-seven".