9345040843 has 2 divisors, whose sum is σ = 9345040844. Its totient is φ = 9345040842.

The previous prime is 9345040721. The next prime is 9345040847. The reversal of 9345040843 is 3480405439.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9345040843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9345040796 and 9345040805.

It is not a weakly prime, because it can be changed into another prime (9345040847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4672520421 + 4672520422.

It is an arithmetic number, because the mean of its divisors is an integer number (4672520422).

Almost surely, 2^9345040843 is an apocalyptic number.

9345040843 is a deficient number, since it is larger than the sum of its proper divisors (1).

9345040843 is an equidigital number, since it uses as much as digits as its factorization.

9345040843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 9345040843 is about 96669.7514375619. The cubic root of 9345040843 is about 2106.3331747270. Note that the first 3 decimals are identical.

The spelling of 9345040843 in words is "nine billion, three hundred forty-five million, forty thousand, eight hundred forty-three".