260435579 has 2 divisors, whose sum is σ = 260435580. Its totient is φ = 260435578.

The previous prime is 260435533. The next prime is 260435599. The reversal of 260435579 is 975534062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260435579 - 2⁸ = 260435323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260435599) 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 as a sum of consecutive naturals, namely, 130217789 + 130217790.

It is an arithmetic number, because the mean of its divisors is an integer number (130217790).

Almost surely, 2^260435579 is an apocalyptic number.

260435579 is a deficient number, since it is larger than the sum of its proper divisors (1).

260435579 is an equidigital number, since it uses as much as digits as its factorization.

260435579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 260435579 is about 16138.0165757754. The cubic root of 260435579 is about 638.6066521665.

It can be divided in two parts, 2604 and 35579, that added together give a palindrome (38183).

The spelling of 260435579 in words is "two hundred sixty million, four hundred thirty-five thousand, five hundred seventy-nine".