1163443 has 4 divisors (see below), whose sum is σ = 1166320. Its totient is φ = 1160568.

The previous prime is 1163441. The next prime is 1163467. The reversal of 1163443 is 3443611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3443611 = 1471 ⋅2341.

It is a cyclic number.

It is not a de Polignac number, because 1163443 - 2¹ = 1163441 is a prime.

It is a super-2 number, since 2×1163443² = 2707199228498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1163441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708 + ... + 1681.

It is an arithmetic number, because the mean of its divisors is an integer number (291580).

2^1163443 is an apocalyptic number.

1163443 is a deficient number, since it is larger than the sum of its proper divisors (2877).

1163443 is an equidigital number, since it uses as much as digits as its factorization.

1163443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876.

The product of its digits is 864, while the sum is 22.

The square root of 1163443 is about 1078.6301497733. The cubic root of 1163443 is about 105.1756093850.

The spelling of 1163443 in words is "one million, one hundred sixty-three thousand, four hundred forty-three".