109159229 has 2 divisors, whose sum is σ = 109159230. Its totient is φ = 109159228.

The previous prime is 109159223. The next prime is 109159247. The reversal of 109159229 is 922951901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106605625 + 2553604 = 10325^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 109159229 - 2²⁴ = 92382013 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 109159192 and 109159201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109159223) 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, 54579614 + 54579615.

It is an arithmetic number, because the mean of its divisors is an integer number (54579615).

Almost surely, 2^109159229 is an apocalyptic number.

It is an amenable number.

109159229 is a deficient number, since it is larger than the sum of its proper divisors (1).

109159229 is an equidigital number, since it uses as much as digits as its factorization.

109159229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 109159229 is about 10447.9294120893. The cubic root of 109159229 is about 477.9181086113.

The spelling of 109159229 in words is "one hundred nine million, one hundred fifty-nine thousand, two hundred twenty-nine".