98189101 has 2 divisors, whose sum is σ = 98189102. Its totient is φ = 98189100.

The previous prime is 98189057. The next prime is 98189107. The reversal of 98189101 is 10198189.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76983076 + 21206025 = 8774^2 + 4605^2 .

It is a cyclic number.

It is not a de Polignac number, because 98189101 - 2²³ = 89800493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98189107) 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, 49094550 + 49094551.

It is an arithmetic number, because the mean of its divisors is an integer number (49094551).

Almost surely, 2^98189101 is an apocalyptic number.

It is an amenable number.

98189101 is a deficient number, since it is larger than the sum of its proper divisors (1).

98189101 is an equidigital number, since it uses as much as digits as its factorization.

98189101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 37.

The square root of 98189101 is about 9909.0413764400. The cubic root of 98189101 is about 461.3399822490.

The spelling of 98189101 in words is "ninety-eight million, one hundred eighty-nine thousand, one hundred one".