434545543 has 2 divisors, whose sum is σ = 434545544. Its totient is φ = 434545542.

The previous prime is 434545477. The next prime is 434545549. The reversal of 434545543 is 345545434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434545543 - 2⁹ = 434545031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434545549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217272771 + 217272772.

It is an arithmetic number, because the mean of its divisors is an integer number (217272772).

Almost surely, 2^434545543 is an apocalyptic number.

434545543 is a deficient number, since it is larger than the sum of its proper divisors (1).

434545543 is an equidigital number, since it uses as much as digits as its factorization.

434545543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288000, while the sum is 37.

The square root of 434545543 is about 20845.7559949262. The cubic root of 434545543 is about 757.4345300989.

The spelling of 434545543 in words is "four hundred thirty-four million, five hundred forty-five thousand, five hundred forty-three".