98401571 has 2 divisors, whose sum is σ = 98401572. Its totient is φ = 98401570.

The previous prime is 98401547. The next prime is 98401579. The reversal of 98401571 is 17510489.

It is a strong prime.

It is an emirp because it is prime and its reverse (17510489) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98401571 - 2⁶ = 98401507 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98401579) 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, 49200785 + 49200786.

It is an arithmetic number, because the mean of its divisors is an integer number (49200786).

Almost surely, 2^98401571 is an apocalyptic number.

98401571 is a deficient number, since it is larger than the sum of its proper divisors (1).

98401571 is an equidigital number, since it uses as much as digits as its factorization.

98401571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 98401571 is about 9919.7565998365. The cubic root of 98401571 is about 461.6725048606.

It can be divided in two parts, 9840 and 1571, that added together give a palindrome (11411).

The spelling of 98401571 in words is "ninety-eight million, four hundred one thousand, five hundred seventy-one".