945943 has 2 divisors, whose sum is σ = 945944. Its totient is φ = 945942.

The previous prime is 945941. The next prime is 945949. The reversal of 945943 is 349549.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 945943 - 2¹ = 945941 is a prime.

Together with 945941, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 945899 and 945908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (945941) 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 as a sum of consecutive naturals, namely, 472971 + 472972.

It is an arithmetic number, because the mean of its divisors is an integer number (472972).

2⁹⁴⁵⁹⁴³ is an apocalyptic number.

945943 is a deficient number, since it is larger than the sum of its proper divisors (1).

945943 is an equidigital number, since it uses as much as digits as its factorization.

945943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 34.

The square root of 945943 is about 972.5960106848. The cubic root of 945943 is about 98.1646198884.

The spelling of 945943 in words is "nine hundred forty-five thousand, nine hundred forty-three".