260435423 has 2 divisors, whose sum is σ = 260435424. Its totient is φ = 260435422.

The previous prime is 260435389. The next prime is 260435431. The reversal of 260435423 is 324534062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260435423 - 2¹⁰ = 260434399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260435323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130217711 + 130217712.

It is an arithmetic number, because the mean of its divisors is an integer number (130217712).

Almost surely, 2^260435423 is an apocalyptic number.

260435423 is a deficient number, since it is larger than the sum of its proper divisors (1).

260435423 is an equidigital number, since it uses as much as digits as its factorization.

260435423 is an evil number, because the sum of its binary digits is even.

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

The square root of 260435423 is about 16138.0117424669. The cubic root of 260435423 is about 638.6065246587.

Adding to 260435423 its reverse (324534062), we get a palindrome (584969485).

The spelling of 260435423 in words is "two hundred sixty million, four hundred thirty-five thousand, four hundred twenty-three".