109319827 has 2 divisors, whose sum is σ = 109319828. Its totient is φ = 109319826.

The previous prime is 109319801. The next prime is 109319839. The reversal of 109319827 is 728913901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109319827 is a prime.

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 109319827.

It is not a weakly prime, because it can be changed into another prime (109319887) 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, 54659913 + 54659914.

It is an arithmetic number, because the mean of its divisors is an integer number (54659914).

Almost surely, 2^109319827 is an apocalyptic number.

109319827 is a deficient number, since it is larger than the sum of its proper divisors (1).

109319827 is an equidigital number, since it uses as much as digits as its factorization.

109319827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 109319827 is about 10455.6122250206. The cubic root of 109319827 is about 478.1523690998.

The spelling of 109319827 in words is "one hundred nine million, three hundred nineteen thousand, eight hundred twenty-seven".