1941943 has 4 divisors (see below), whose sum is σ = 1960200. Its totient is φ = 1923688.

The previous prime is 1941941. The next prime is 1941967. The reversal of 1941943 is 3491491.

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 1941943 - 2¹ = 1941941 is a prime.

It is a super-2 number, since 2×1941943² = 7542285230498, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

1941943 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1941941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8968 + ... + 9181.

It is an arithmetic number, because the mean of its divisors is an integer number (490050).

2^1941943 is an apocalyptic number.

1941943 is a deficient number, since it is larger than the sum of its proper divisors (18257).

1941943 is a wasteful number, since it uses less digits than its factorization.

1941943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18256.

The product of its digits is 3888, while the sum is 31.

The square root of 1941943 is about 1393.5361495132. The cubic root of 1941943 is about 124.7609939669.

The spelling of 1941943 in words is "one million, nine hundred forty-one thousand, nine hundred forty-three".