434397443 has 2 divisors, whose sum is σ = 434397444. Its totient is φ = 434397442.

The previous prime is 434397433. The next prime is 434397461. The reversal of 434397443 is 344793434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434397443 - 2¹⁶ = 434331907 is a prime.

It is a super-2 number, since 2×434397443² = 377402276969876498, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 434397443.

It is not a weakly prime, because it can be changed into another prime (434397433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217198721 + 217198722.

It is an arithmetic number, because the mean of its divisors is an integer number (217198722).

Almost surely, 2^434397443 is an apocalyptic number.

434397443 is a deficient number, since it is larger than the sum of its proper divisors (1).

434397443 is an equidigital number, since it uses as much as digits as its factorization.

434397443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 41.

The square root of 434397443 is about 20842.2034103883. The cubic root of 434397443 is about 757.3484717621.

The spelling of 434397443 in words is "four hundred thirty-four million, three hundred ninety-seven thousand, four hundred forty-three".