98571001 has 2 divisors, whose sum is σ = 98571002. Its totient is φ = 98571000.

The previous prime is 98570977. The next prime is 98571017. The reversal of 98571001 is 10017589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98010000 + 561001 = 9900^2 + 749^2 .

It is a cyclic number.

It is not a de Polignac number, because 98571001 - 2⁷ = 98570873 is a prime.

It is not a weakly prime, because it can be changed into another prime (98571061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49285500 + 49285501.

It is an arithmetic number, because the mean of its divisors is an integer number (49285501).

Almost surely, 2^98571001 is an apocalyptic number.

It is an amenable number.

98571001 is a deficient number, since it is larger than the sum of its proper divisors (1).

98571001 is an equidigital number, since it uses as much as digits as its factorization.

98571001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 98571001 is about 9928.2929549848. The cubic root of 98571001 is about 461.9373255685.

The spelling of 98571001 in words is "ninety-eight million, five hundred seventy-one thousand, one".