1063943 has 4 divisors (see below), whose sum is σ = 1119960. Its totient is φ = 1007928.

The previous prime is 1063927. The next prime is 1063961. The reversal of 1063943 is 3493601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1063943 - 2⁴ = 1063927 is a prime.

It is a super-2 number, since 2×1063943² = 2263949414498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063903) 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, 27980 + ... + 28017.

It is an arithmetic number, because the mean of its divisors is an integer number (279990).

2^1063943 is an apocalyptic number.

1063943 is a deficient number, since it is larger than the sum of its proper divisors (56017).

1063943 is an equidigital number, since it uses as much as digits as its factorization.

1063943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56016.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1063943 is about 1031.4761267233. The cubic root of 1063943 is about 102.0875513829.

The spelling of 1063943 in words is "one million, sixty-three thousand, nine hundred forty-three".