109233779 has 2 divisors, whose sum is σ = 109233780. Its totient is φ = 109233778.

The previous prime is 109233763. The next prime is 109233797. The reversal of 109233779 is 977332901.

Together with next prime (109233797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109233779 - 2⁴ = 109233763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109233079) 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, 54616889 + 54616890.

It is an arithmetic number, because the mean of its divisors is an integer number (54616890).

Almost surely, 2^109233779 is an apocalyptic number.

109233779 is a deficient number, since it is larger than the sum of its proper divisors (1).

109233779 is an equidigital number, since it uses as much as digits as its factorization.

109233779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71442, while the sum is 41.

The square root of 109233779 is about 10451.4964957177. The cubic root of 109233779 is about 478.0268814793.

The spelling of 109233779 in words is "one hundred nine million, two hundred thirty-three thousand, seven hundred seventy-nine".