98129005 has 16 divisors (see below), whose sum is σ = 127577520. Its totient is φ = 72456384.

The previous prime is 98128999. The next prime is 98129041. The reversal of 98129005 is 50092189.

It can be written as a sum of positive squares in 8 ways, for example, as 83704201 + 14424804 = 9149^2 + 3798^2 .

It is not a de Polignac number, because 98129005 - 2¹¹ = 98126957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6519 + ... + 15451.

It is an arithmetic number, because the mean of its divisors is an integer number (7973595).

Almost surely, 2^98129005 is an apocalyptic number.

It is an amenable number.

98129005 is a deficient number, since it is larger than the sum of its proper divisors (29448515).

98129005 is an equidigital number, since it uses as much as digits as its factorization.

98129005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8977 (or 8951 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 98129005 is about 9906.0085301801. The cubic root of 98129005 is about 461.2458429964.

The spelling of 98129005 in words is "ninety-eight million, one hundred twenty-nine thousand, five".