434320429 has 2 divisors, whose sum is σ = 434320430. Its totient is φ = 434320428.

The previous prime is 434320399. The next prime is 434320441. The reversal of 434320429 is 924023434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319873225 + 114447204 = 17885^2 + 10698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434320429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 434320429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434320499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217160214 + 217160215.

It is an arithmetic number, because the mean of its divisors is an integer number (217160215).

Almost surely, 2^434320429 is an apocalyptic number.

It is an amenable number.

434320429 is a deficient number, since it is larger than the sum of its proper divisors (1).

434320429 is an equidigital number, since it uses as much as digits as its factorization.

434320429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 434320429 is about 20840.3557791128. The cubic root of 434320429 is about 757.3037125342.

The spelling of 434320429 in words is "four hundred thirty-four million, three hundred twenty thousand, four hundred twenty-nine".