1073943 has 24 divisors (see below), whose sum is σ = 1707888. Its totient is φ = 646272.

The previous prime is 1073921. The next prime is 1073951. The reversal of 1073943 is 3493701.

It is not a de Polignac number, because 1073943 - 2⁵ = 1073911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7771 + ... + 7907.

It is an arithmetic number, because the mean of its divisors is an integer number (71162).

2^1073943 is an apocalyptic number.

1073943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1073943 is a deficient number, since it is larger than the sum of its proper divisors (633945).

1073943 is a wasteful number, since it uses less digits than its factorization.

1073943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 1073943 is about 1036.3122116428. The cubic root of 1073943 is about 102.4063948134.

It can be divided in two parts, 1073 and 943, that added together give a triangular number (2016 = T₆₃).

The spelling of 1073943 in words is "one million, seventy-three thousand, nine hundred forty-three".