109528169 has 2 divisors, whose sum is σ = 109528170. Its totient is φ = 109528168.

The previous prime is 109528163. The next prime is 109528187. The reversal of 109528169 is 961825901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107889769 + 1638400 = 10387^2 + 1280^2 .

It is an emirp because it is prime and its reverse (961825901) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109528169 is a prime.

It is a super-2 number, since 2×109528169² = 23992839608985122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109528163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54764084 + 54764085.

It is an arithmetic number, because the mean of its divisors is an integer number (54764085).

Almost surely, 2^109528169 is an apocalyptic number.

It is an amenable number.

109528169 is a deficient number, since it is larger than the sum of its proper divisors (1).

109528169 is an equidigital number, since it uses as much as digits as its factorization.

109528169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 109528169 is about 10465.5706485600. The cubic root of 109528169 is about 478.4559309992.

The spelling of 109528169 in words is "one hundred nine million, five hundred twenty-eight thousand, one hundred sixty-nine".