260605207 has 2 divisors, whose sum is σ = 260605208. Its totient is φ = 260605206.

The previous prime is 260605181. The next prime is 260605217. The reversal of 260605207 is 702506062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260605207 - 2¹⁵ = 260572439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260605217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130302603 + 130302604.

It is an arithmetic number, because the mean of its divisors is an integer number (130302604).

Almost surely, 2^260605207 is an apocalyptic number.

260605207 is a deficient number, since it is larger than the sum of its proper divisors (1).

260605207 is an equidigital number, since it uses as much as digits as its factorization.

260605207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 260605207 is about 16143.2712608071. The cubic root of 260605207 is about 638.7452687356.

The spelling of 260605207 in words is "two hundred sixty million, six hundred five thousand, two hundred seven".