260817223 has 2 divisors, whose sum is σ = 260817224. Its totient is φ = 260817222.

The previous prime is 260817209. The next prime is 260817251. The reversal of 260817223 is 322718062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260817223 - 2⁵ = 260817191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260817253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130408611 + 130408612.

It is an arithmetic number, because the mean of its divisors is an integer number (130408612).

Almost surely, 2^260817223 is an apocalyptic number.

260817223 is a deficient number, since it is larger than the sum of its proper divisors (1).

260817223 is an equidigital number, since it uses as much as digits as its factorization.

260817223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 260817223 is about 16149.8366245606. The cubic root of 260817223 is about 638.9184393720.

The spelling of 260817223 in words is "two hundred sixty million, eight hundred seventeen thousand, two hundred twenty-three".