260265547 has 2 divisors, whose sum is σ = 260265548. Its totient is φ = 260265546.

The previous prime is 260265521. The next prime is 260265569. The reversal of 260265547 is 745562062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260265547 - 2¹⁹ = 259741259 is a prime.

It is not a weakly prime, because it can be changed into another prime (260265947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130132773 + 130132774.

It is an arithmetic number, because the mean of its divisors is an integer number (130132774).

Almost surely, 2^260265547 is an apocalyptic number.

260265547 is a deficient number, since it is larger than the sum of its proper divisors (1).

260265547 is an equidigital number, since it uses as much as digits as its factorization.

260265547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 260265547 is about 16132.7476581021. The cubic root of 260265547 is about 638.4676450388.

The spelling of 260265547 in words is "two hundred sixty million, two hundred sixty-five thousand, five hundred forty-seven".