1093943 has 2 divisors, whose sum is σ = 1093944. Its totient is φ = 1093942.

The previous prime is 1093927. The next prime is 1093951. The reversal of 1093943 is 3493901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1093943 - 2⁴ = 1093927 is a prime.

It is a super-2 number, since 2×1093943² = 2393422574498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1093993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546971 + 546972.

It is an arithmetic number, because the mean of its divisors is an integer number (546972).

2^1093943 is an apocalyptic number.

1093943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1093943 is an equidigital number, since it uses as much as digits as its factorization.

1093943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 1093943 is about 1045.9173007461. The cubic root of 1093943 is about 103.0381923907.

The spelling of 1093943 in words is "one million, ninety-three thousand, nine hundred forty-three".