109323829 has 2 divisors, whose sum is σ = 109323830. Its totient is φ = 109323828.

The previous prime is 109323827. The next prime is 109323847. The reversal of 109323829 is 928323901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108680625 + 643204 = 10425^2 + 802^2 .

It is a cyclic number.

It is not a de Polignac number, because 109323829 - 2¹ = 109323827 is a prime.

Together with 109323827, 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 (109323827) 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, 54661914 + 54661915.

It is an arithmetic number, because the mean of its divisors is an integer number (54661915).

Almost surely, 2^109323829 is an apocalyptic number.

It is an amenable number.

109323829 is a deficient number, since it is larger than the sum of its proper divisors (1).

109323829 is an equidigital number, since it uses as much as digits as its factorization.

109323829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 109323829 is about 10455.8036037408. The cubic root of 109323829 is about 478.1582037915.

The spelling of 109323829 in words is "one hundred nine million, three hundred twenty-three thousand, eight hundred twenty-nine".