260679613 has 2 divisors, whose sum is σ = 260679614. Its totient is φ = 260679612.

The previous prime is 260679607. The next prime is 260679619. The reversal of 260679613 is 316976062.

It is a balanced prime because it is at equal distance from previous prime (260679607) and next prime (260679619).

It can be written as a sum of positive squares in only one way, i.e., 182304004 + 78375609 = 13502^2 + 8853^2 .

It is a cyclic number.

It is not a de Polignac number, because 260679613 - 2⁹ = 260679101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260679619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130339806 + 130339807.

It is an arithmetic number, because the mean of its divisors is an integer number (130339807).

Almost surely, 2^260679613 is an apocalyptic number.

It is an amenable number.

260679613 is a deficient number, since it is larger than the sum of its proper divisors (1).

260679613 is an equidigital number, since it uses as much as digits as its factorization.

260679613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 260679613 is about 16145.5756478362. The cubic root of 260679613 is about 638.8060528346.

The spelling of 260679613 in words is "two hundred sixty million, six hundred seventy-nine thousand, six hundred thirteen".