260347055 has 4 divisors (see below), whose sum is σ = 312416472. Its totient is φ = 208277640.

The previous prime is 260347049. The next prime is 260347091. The reversal of 260347055 is 550743062.

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

It is not a de Polignac number, because 260347055 - 2⁴ = 260347039 is a prime.

It is a Duffinian number.

It is a congruent 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, 26034701 + ... + 26034710.

It is an arithmetic number, because the mean of its divisors is an integer number (78104118).

Almost surely, 2^260347055 is an apocalyptic number.

260347055 is a deficient number, since it is larger than the sum of its proper divisors (52069417).

260347055 is an equidigital number, since it uses as much as digits as its factorization.

260347055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52069416.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 260347055 is about 16135.2736264372. The cubic root of 260347055 is about 638.5342882420.

The spelling of 260347055 in words is "two hundred sixty million, three hundred forty-seven thousand, fifty-five".