109043029 has 2 divisors, whose sum is σ = 109043030. Its totient is φ = 109043028.

The previous prime is 109043021. The next prime is 109043047. The reversal of 109043029 is 920340901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108680625 + 362404 = 10425^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 109043029 - 2³ = 109043021 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 109042988 and 109043006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109043021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54521514 + 54521515.

It is an arithmetic number, because the mean of its divisors is an integer number (54521515).

Almost surely, 2^109043029 is an apocalyptic number.

It is an amenable number.

109043029 is a deficient number, since it is larger than the sum of its proper divisors (1).

109043029 is an equidigital number, since it uses as much as digits as its factorization.

109043029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 109043029 is about 10442.3670209393. The cubic root of 109043029 is about 477.7484671260.

The spelling of 109043029 in words is "one hundred nine million, forty-three thousand, twenty-nine".