260488013 has 4 divisors (see below), whose sum is σ = 260526300. Its totient is φ = 260449728.

The previous prime is 260487961. The next prime is 260488031. The reversal of 260488013 is 310884062.

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 114875524 + 145612489 = 10718^2 + 12067^2 .

It is a cyclic number.

It is not a de Polignac number, because 260488013 - 2²⁶ = 193379149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260488213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5870 + ... + 23567.

It is an arithmetic number, because the mean of its divisors is an integer number (65131575).

Almost surely, 2^260488013 is an apocalyptic number.

It is an amenable number.

260488013 is a deficient number, since it is larger than the sum of its proper divisors (38287).

260488013 is an equidigital number, since it uses as much as digits as its factorization.

260488013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38286.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 260488013 is about 16139.6410430963. The cubic root of 260488013 is about 638.6495065957.

The spelling of 260488013 in words is "two hundred sixty million, four hundred eighty-eight thousand, thirteen".