100343 has 2 divisors, whose sum is σ = 100344. Its totient is φ = 100342.

The previous prime is 100333. The next prime is 100357. The reversal of 100343 is 343001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100343 - 2⁶ = 100279 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50171 + 50172.

It is an arithmetic number, because the mean of its divisors is an integer number (50172).

2¹⁰⁰³⁴³ is an apocalyptic number.

100343 is a deficient number, since it is larger than the sum of its proper divisors (1).

100343 is an equidigital number, since it uses as much as digits as its factorization.

100343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 100343 is about 316.7696323829. The cubic root of 100343 is about 46.4688966085.

Adding to 100343 its reverse (343001), we get a palindrome (443344).

The spelling of 100343 in words is "one hundred thousand, three hundred forty-three", and thus it is an iban number.