260543 has 2 divisors, whose sum is σ = 260544. Its totient is φ = 260542.

The previous prime is 260539. The next prime is 260549. The reversal of 260543 is 345062.

260543 is nontrivially palindromic in base 4.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260543 - 2² = 260539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130271 + 130272.

It is an arithmetic number, because the mean of its divisors is an integer number (130272).

2²⁶⁰⁵⁴³ is an apocalyptic number.

260543 is a deficient number, since it is larger than the sum of its proper divisors (1).

260543 is an equidigital number, since it uses as much as digits as its factorization.

260543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 260543 is about 510.4341289530. The cubic root of 260543 is about 63.8694441421.

The spelling of 260543 in words is "two hundred sixty thousand, five hundred forty-three".