260543423 has 4 divisors (see below), whose sum is σ = 297763920. Its totient is φ = 223322928.

The previous prime is 260543417. The next prime is 260543431. The reversal of 260543423 is 324345062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260543423 - 2⁶ = 260543359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260543443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18610238 + ... + 18610251.

It is an arithmetic number, because the mean of its divisors is an integer number (74440980).

Almost surely, 2^260543423 is an apocalyptic number.

260543423 is a deficient number, since it is larger than the sum of its proper divisors (37220497).

260543423 is an equidigital number, since it uses as much as digits as its factorization.

260543423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37220496.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 260543423 is about 16141.3575327480. The cubic root of 260543423 is about 638.6947870674.

Adding to 260543423 its reverse (324345062), we get a palindrome (584888485).

The spelling of 260543423 in words is "two hundred sixty million, five hundred forty-three thousand, four hundred twenty-three".