109683719 has 2 divisors, whose sum is σ = 109683720. Its totient is φ = 109683718.

The previous prime is 109683709. The next prime is 109683781. The reversal of 109683719 is 917386901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109683719 - 2⁸ = 109683463 is a prime.

It is a super-2 number, since 2×109683719² = 24061036427341922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109683719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109683709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54841859 + 54841860.

It is an arithmetic number, because the mean of its divisors is an integer number (54841860).

Almost surely, 2^109683719 is an apocalyptic number.

109683719 is a deficient number, since it is larger than the sum of its proper divisors (1).

109683719 is an equidigital number, since it uses as much as digits as its factorization.

109683719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 109683719 is about 10472.9995225819. Note that the first 3 decimals coincide. The cubic root of 109683719 is about 478.6823221237.

The spelling of 109683719 in words is "one hundred nine million, six hundred eighty-three thousand, seven hundred nineteen".