1164043 has 2 divisors, whose sum is σ = 1164044. Its totient is φ = 1164042.

The previous prime is 1164029. The next prime is 1164067. The reversal of 1164043 is 3404611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1164043 - 2¹³ = 1155851 is a prime.

It is a super-2 number, since 2×1164043² = 2709992211698, which contains 22 as substring.

It is an Ulam number.

1164043 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1164043.

It is not a weakly prime, because it can be changed into another prime (1164343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582021 + 582022.

It is an arithmetic number, because the mean of its divisors is an integer number (582022).

2^1164043 is an apocalyptic number.

1164043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164043 is an equidigital number, since it uses as much as digits as its factorization.

1164043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1164043 is about 1078.9082444768. The cubic root of 1164043 is about 105.1936863401.

Adding to 1164043 its reverse (3404611), we get a palindrome (4568654).

The spelling of 1164043 in words is "one million, one hundred sixty-four thousand, forty-three".