1159843 has 2 divisors, whose sum is σ = 1159844. Its totient is φ = 1159842.

The previous prime is 1159813. The next prime is 1159853. The reversal of 1159843 is 3489511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1159843 - 2⁵ = 1159811 is a prime.

1159843 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1159813) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579921 + 579922.

It is an arithmetic number, because the mean of its divisors is an integer number (579922).

2^1159843 is an apocalyptic number.

1159843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1159843 is an equidigital number, since it uses as much as digits as its factorization.

1159843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 1159843 is about 1076.9600735403. The cubic root of 1159843 is about 105.0670169297.

It can be divided in two parts, 1159 and 843, that added together give a palindrome (2002).

The spelling of 1159843 in words is "one million, one hundred fifty-nine thousand, eight hundred forty-three".