260526247 has 2 divisors, whose sum is σ = 260526248. Its totient is φ = 260526246.

The previous prime is 260526209. The next prime is 260526251. The reversal of 260526247 is 742625062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260526247 - 2¹⁵ = 260493479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260526257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130263123 + 130263124.

It is an arithmetic number, because the mean of its divisors is an integer number (130263124).

Almost surely, 2^260526247 is an apocalyptic number.

260526247 is a deficient number, since it is larger than the sum of its proper divisors (1).

260526247 is an equidigital number, since it uses as much as digits as its factorization.

260526247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 260526247 is about 16140.8254745536. The cubic root of 260526247 is about 638.6807517067.

The spelling of 260526247 in words is "two hundred sixty million, five hundred twenty-six thousand, two hundred forty-seven".