834545443 has 2 divisors, whose sum is σ = 834545444. Its totient is φ = 834545442.

The previous prime is 834545381. The next prime is 834545461. The reversal of 834545443 is 344545438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 834545443 - 2¹³ = 834537251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 834545396 and 834545405.

It is not a weakly prime, because it can be changed into another prime (834545143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417272721 + 417272722.

It is an arithmetic number, because the mean of its divisors is an integer number (417272722).

Almost surely, 2^834545443 is an apocalyptic number.

834545443 is a deficient number, since it is larger than the sum of its proper divisors (1).

834545443 is an equidigital number, since it uses as much as digits as its factorization.

834545443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 460800, while the sum is 40.

The square root of 834545443 is about 28888.5001860602. The cubic root of 834545443 is about 941.4920633938.

The spelling of 834545443 in words is "eight hundred thirty-four million, five hundred forty-five thousand, four hundred forty-three".