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109229 is a prime number
BaseRepresentation
bin11010101010101101
312112211112
4122222231
511443404
62201405
7633311
oct325255
9175745
10109229
117507a
1253265
133a943
142bb41
152256e

109229 has 2 divisors, whose sum is σ = 109230. Its totient is φ = 109228.

The previous prime is 109211. The next prime is 109253. The reversal of 109229 is 922901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104329 + 4900 = 323^2 + 70^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-109229 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15 and base 16.

It is a nialpdrome in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109229.

It is not a weakly prime, because it can be changed into another prime (109279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54614 + 54615.

It is an arithmetic number, because the mean of its divisors is an integer number (54615).

2109229 is an apocalyptic number.

It is an amenable number.

109229 is a deficient number, since it is larger than the sum of its proper divisors (1).

109229 is an equidigital number, since it uses as much as digits as its factorization.

109229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 109229 is about 330.4981089205. The cubic root of 109229 is about 47.8019910120.

The spelling of 109229 in words is "one hundred nine thousand, two hundred twenty-nine".