109912247 has 2 divisors, whose sum is σ = 109912248. Its totient is φ = 109912246.

The previous prime is 109912217. The next prime is 109912261. The reversal of 109912247 is 742219901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109912247 - 2⁶ = 109912183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109912217) 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, 54956123 + 54956124.

It is an arithmetic number, because the mean of its divisors is an integer number (54956124).

Almost surely, 2^109912247 is an apocalyptic number.

109912247 is a deficient number, since it is larger than the sum of its proper divisors (1).

109912247 is an equidigital number, since it uses as much as digits as its factorization.

109912247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 109912247 is about 10483.9041868953. The cubic root of 109912247 is about 479.0145392443.

The spelling of 109912247 in words is "one hundred nine million, nine hundred twelve thousand, two hundred forty-seven".