260343065 has 4 divisors (see below), whose sum is σ = 312411684. Its totient is φ = 208274448.

The previous prime is 260343047. The next prime is 260343077. The reversal of 260343065 is 560343062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 194797849 + 65545216 = 13957^2 + 8096^2 .

It is a cyclic number.

It is not a de Polignac number, because 260343065 - 2¹⁰ = 260342041 is a prime.

It is a super-2 number, since 2×260343065² = 135557022987188450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26034302 + ... + 26034311.

It is an arithmetic number, because the mean of its divisors is an integer number (78102921).

Almost surely, 2^260343065 is an apocalyptic number.

It is an amenable number.

260343065 is a deficient number, since it is larger than the sum of its proper divisors (52068619).

260343065 is an equidigital number, since it uses as much as digits as its factorization.

260343065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52068618.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 260343065 is about 16135.1499838086. The cubic root of 260343065 is about 638.5310262311.

The spelling of 260343065 in words is "two hundred sixty million, three hundred forty-three thousand, sixty-five".