434506129 has 2 divisors, whose sum is σ = 434506130. Its totient is φ = 434506128.

The previous prime is 434506103. The next prime is 434506139. The reversal of 434506129 is 921605434.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431683729 + 2822400 = 20777^2 + 1680^2 .

It is a cyclic number.

It is not a de Polignac number, because 434506129 - 2⁵ = 434506097 is a prime.

It is a super-2 number, since 2×434506129² = 377591152277129282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434506094 and 434506103.

It is not a weakly prime, because it can be changed into another prime (434506139) 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, 217253064 + 217253065.

It is an arithmetic number, because the mean of its divisors is an integer number (217253065).

Almost surely, 2^434506129 is an apocalyptic number.

It is an amenable number.

434506129 is a deficient number, since it is larger than the sum of its proper divisors (1).

434506129 is an equidigital number, since it uses as much as digits as its factorization.

434506129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 434506129 is about 20844.8106012024. The cubic root of 434506129 is about 757.4116292180.

The spelling of 434506129 in words is "four hundred thirty-four million, five hundred six thousand, one hundred twenty-nine".