434320871 has 2 divisors, whose sum is σ = 434320872. Its totient is φ = 434320870.

The previous prime is 434320853. The next prime is 434320933. The reversal of 434320871 is 178023434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434320871 - 2⁶ = 434320807 is a prime.

It is equal to p_23065196 and since 434320871 and 23065196 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 (434320841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217160435 + 217160436.

It is an arithmetic number, because the mean of its divisors is an integer number (217160436).

Almost surely, 2^434320871 is an apocalyptic number.

434320871 is a deficient number, since it is larger than the sum of its proper divisors (1).

434320871 is an equidigital number, since it uses as much as digits as its factorization.

434320871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 434320871 is about 20840.3663835356. The cubic root of 434320871 is about 757.3039694322.

The spelling of 434320871 in words is "four hundred thirty-four million, three hundred twenty thousand, eight hundred seventy-one".