260240543 has 2 divisors, whose sum is σ = 260240544. Its totient is φ = 260240542.

The previous prime is 260240537. The next prime is 260240593. The reversal of 260240543 is 345042062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260240543 - 2⁴ = 260240527 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260240503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130120271 + 130120272.

It is an arithmetic number, because the mean of its divisors is an integer number (130120272).

Almost surely, 2^260240543 is an apocalyptic number.

260240543 is a deficient number, since it is larger than the sum of its proper divisors (1).

260240543 is an equidigital number, since it uses as much as digits as its factorization.

260240543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 260240543 is about 16131.9726940012. The cubic root of 260240543 is about 638.4471982855.

The spelling of 260240543 in words is "two hundred sixty million, two hundred forty thousand, five hundred forty-three".