98131613189 has 2 divisors, whose sum is σ = 98131613190. Its totient is φ = 98131613188.

The previous prime is 98131613147. The next prime is 98131613191.

98131613189 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92405664289 + 5725948900 = 303983^2 + 75670^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 98131613189 - 2²⁰ = 98130564613 is a prime.

Together with 98131613191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98131613389) 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, 49065806594 + 49065806595.

It is an arithmetic number, because the mean of its divisors is an integer number (49065806595).

Almost surely, 2^98131613189 is an apocalyptic number.

It is an amenable number.

98131613189 is a deficient number, since it is larger than the sum of its proper divisors (1).

98131613189 is an equidigital number, since it uses as much as digits as its factorization.

98131613189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 50.

The spelling of 98131613189 in words is "ninety-eight billion, one hundred thirty-one million, six hundred thirteen thousand, one hundred eighty-nine".