4097843 has 2 divisors, whose sum is σ = 4097844. Its totient is φ = 4097842.

The previous prime is 4097837. The next prime is 4097869. The reversal of 4097843 is 3487904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4097843 - 2¹⁰ = 4096819 is a prime.

It is not a weakly prime, because it can be changed into another prime (4097813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2048921 + 2048922.

It is an arithmetic number, because the mean of its divisors is an integer number (2048922).

Almost surely, 2^4097843 is an apocalyptic number.

4097843 is a deficient number, since it is larger than the sum of its proper divisors (1).

4097843 is an equidigital number, since it uses as much as digits as its factorization.

4097843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 4097843 is about 2024.3129698740. The cubic root of 4097843 is about 160.0239937975.

The spelling of 4097843 in words is "four million, ninety-seven thousand, eight hundred forty-three".