982198169 has 2 divisors, whose sum is σ = 982198170. Its totient is φ = 982198168.

The previous prime is 982198163. The next prime is 982198177. The reversal of 982198169 is 961891289.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938809600 + 43388569 = 30640^2 + 6587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-982198169 is a prime.

It is a super-2 number, since 2×982198169² = 1929426486373905122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 982198169.

It is not a weakly prime, because it can be changed into another prime (982198163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491099084 + 491099085.

It is an arithmetic number, because the mean of its divisors is an integer number (491099085).

Almost surely, 2^982198169 is an apocalyptic number.

It is an amenable number.

982198169 is a deficient number, since it is larger than the sum of its proper divisors (1).

982198169 is an equidigital number, since it uses as much as digits as its factorization.

982198169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 53.

The square root of 982198169 is about 31340.0409859336. The cubic root of 982198169 is about 994.0304922180.

The spelling of 982198169 in words is "nine hundred eighty-two million, one hundred ninety-eight thousand, one hundred sixty-nine".