98521529 has 2 divisors, whose sum is σ = 98521530. Its totient is φ = 98521528.

The previous prime is 98521513. The next prime is 98521547. The reversal of 98521529 is 92512589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85525504 + 12996025 = 9248^2 + 3605^2 .

It is a cyclic number.

It is not a de Polignac number, because 98521529 - 2⁴ = 98521513 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (98521559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49260764 + 49260765.

It is an arithmetic number, because the mean of its divisors is an integer number (49260765).

Almost surely, 2^98521529 is an apocalyptic number.

It is an amenable number.

98521529 is a deficient number, since it is larger than the sum of its proper divisors (1).

98521529 is an equidigital number, since it uses as much as digits as its factorization.

98521529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 41.

The square root of 98521529 is about 9925.8011767313. The cubic root of 98521529 is about 461.8600317483.

The spelling of 98521529 in words is "ninety-eight million, five hundred twenty-one thousand, five hundred twenty-nine".