260651267 has 2 divisors, whose sum is σ = 260651268. Its totient is φ = 260651266.

The previous prime is 260651233. The next prime is 260651269. The reversal of 260651267 is 762156062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260651267 - 2²⁰ = 259602691 is a prime.

Together with 260651269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260651269) 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, 130325633 + 130325634.

It is an arithmetic number, because the mean of its divisors is an integer number (130325634).

Almost surely, 2^260651267 is an apocalyptic number.

260651267 is a deficient number, since it is larger than the sum of its proper divisors (1).

260651267 is an equidigital number, since it uses as much as digits as its factorization.

260651267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 260651267 is about 16144.6977983485. The cubic root of 260651267 is about 638.7828976512.

The spelling of 260651267 in words is "two hundred sixty million, six hundred fifty-one thousand, two hundred sixty-seven".