434505427 has 2 divisors, whose sum is σ = 434505428. Its totient is φ = 434505426.

The previous prime is 434505403. The next prime is 434505437. The reversal of 434505427 is 724505434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434505427 - 2⁷ = 434505299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434505392 and 434505401.

It is not a weakly prime, because it can be changed into another prime (434505437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217252713 + 217252714.

It is an arithmetic number, because the mean of its divisors is an integer number (217252714).

Almost surely, 2^434505427 is an apocalyptic number.

434505427 is a deficient number, since it is larger than the sum of its proper divisors (1).

434505427 is an equidigital number, since it uses as much as digits as its factorization.

434505427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 34.

The square root of 434505427 is about 20844.7937624722. The cubic root of 434505427 is about 757.4112213194.

The spelling of 434505427 in words is "four hundred thirty-four million, five hundred five thousand, four hundred twenty-seven".