109249727 has 2 divisors, whose sum is σ = 109249728. Its totient is φ = 109249726.

The previous prime is 109249711. The next prime is 109249729. The reversal of 109249727 is 727942901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109249727 - 2⁴ = 109249711 is a prime.

Together with 109249729, 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 (109249729) 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, 54624863 + 54624864.

It is an arithmetic number, because the mean of its divisors is an integer number (54624864).

Almost surely, 2^109249727 is an apocalyptic number.

109249727 is a deficient number, since it is larger than the sum of its proper divisors (1).

109249727 is an equidigital number, since it uses as much as digits as its factorization.

109249727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 109249727 is about 10452.2594208142. The cubic root of 109249727 is about 478.0501441300.

The spelling of 109249727 in words is "one hundred nine million, two hundred forty-nine thousand, seven hundred twenty-seven".