429109 has 2 divisors, whose sum is σ = 429110. Its totient is φ = 429108.

The previous prime is 429101. The next prime is 429119. The reversal of 429109 is 901924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286225 + 142884 = 535^2 + 378^2 .

It is a cyclic number.

It is not a de Polignac number, because 429109 - 2³ = 429101 is a prime.

429109 is a lucky number.

It is equal to p₃₆₀₇₉ and since 429109 and 36079 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214554 + 214555.

It is an arithmetic number, because the mean of its divisors is an integer number (214555).

2⁴²⁹¹⁰⁹ is an apocalyptic number.

It is an amenable number.

429109 is a deficient number, since it is larger than the sum of its proper divisors (1).

429109 is an equidigital number, since it uses as much as digits as its factorization.

429109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 429109 is about 655.0641189990. The cubic root of 429109 is about 75.4262543220.

The spelling of 429109 in words is "four hundred twenty-nine thousand, one hundred nine".