9828343043 has 4 divisors (see below), whose sum is σ = 9828541320. Its totient is φ = 9828144768.

The previous prime is 9828343039. The next prime is 9828343061. The reversal of 9828343043 is 3403438289.

It is a Cunningham number, because it is equal to 99138²-1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9828343043 - 2² = 9828343039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9828342985 and 9828343003.

It is not an unprimeable number, because it can be changed into a prime (9828343033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49568 + ... + 148706.

It is an arithmetic number, because the mean of its divisors is an integer number (2457135330).

Almost surely, 2^9828343043 is an apocalyptic number.

9828343043 is a deficient number, since it is larger than the sum of its proper divisors (198277).

9828343043 is an equidigital number, since it uses as much as digits as its factorization.

9828343043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198276.

The product of its (nonzero) digits is 497664, while the sum is 44.

The square root of 9828343043 is about 99137.9999949565. Note that the first 5 decimals coincide. The cubic root of 9828343043 is about 2142.0360163429.

The spelling of 9828343043 in words is "nine billion, eight hundred twenty-eight million, three hundred forty-three thousand, forty-three".