67943 has 2 divisors, whose sum is σ = 67944. Its totient is φ = 67942.

The previous prime is 67939. The next prime is 67957. The reversal of 67943 is 34976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67943 - 2² = 67939 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33971 + 33972.

It is an arithmetic number, because the mean of its divisors is an integer number (33972).

2⁶⁷⁹⁴³ is an apocalyptic number.

67943 is a deficient number, since it is larger than the sum of its proper divisors (1).

67943 is an equidigital number, since it uses as much as digits as its factorization.

67943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

The square root of 67943 is about 260.6587807844. The cubic root of 67943 is about 40.8051432066.

The spelling of 67943 in words is "sixty-seven thousand, nine hundred forty-three".