109682369 has 2 divisors, whose sum is σ = 109682370. Its totient is φ = 109682368.

The previous prime is 109682333. The next prime is 109682381. The reversal of 109682369 is 963286901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83539600 + 26142769 = 9140^2 + 5113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109682369 is a prime.

It is a super-2 number, since 2×109682369² = 24060444138904322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109682389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54841184 + 54841185.

It is an arithmetic number, because the mean of its divisors is an integer number (54841185).

Almost surely, 2^109682369 is an apocalyptic number.

It is an amenable number.

109682369 is a deficient number, since it is larger than the sum of its proper divisors (1).

109682369 is an equidigital number, since it uses as much as digits as its factorization.

109682369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 109682369 is about 10472.9350709340. The cubic root of 109682369 is about 478.6803582230.

The spelling of 109682369 in words is "one hundred nine million, six hundred eighty-two thousand, three hundred sixty-nine".