1163843 has 2 divisors, whose sum is σ = 1163844. Its totient is φ = 1163842.

The previous prime is 1163831. The next prime is 1163849. The reversal of 1163843 is 3483611.

It is a strong prime.

It is an emirp because it is prime and its reverse (3483611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1163843 - 2⁸ = 1163587 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581921 + 581922.

It is an arithmetic number, because the mean of its divisors is an integer number (581922).

2^1163843 is an apocalyptic number.

1163843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163843 is an equidigital number, since it uses as much as digits as its factorization.

1163843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 1163843 is about 1078.8155542075. The cubic root of 1163843 is about 105.1876613787.

The spelling of 1163843 in words is "one million, one hundred sixty-three thousand, eight hundred forty-three".