260461 has 2 divisors, whose sum is σ = 260462. Its totient is φ = 260460.

The previous prime is 260453. The next prime is 260467. The reversal of 260461 is 164062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260100 + 361 = 510^2 + 19^2 .

It is a cyclic number.

It is not a de Polignac number, because 260461 - 2³ = 260453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130230 + 130231.

It is an arithmetic number, because the mean of its divisors is an integer number (130231).

2²⁶⁰⁴⁶¹ is an apocalyptic number.

It is an amenable number.

260461 is a deficient number, since it is larger than the sum of its proper divisors (1).

260461 is an equidigital number, since it uses as much as digits as its factorization.

260461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 260461 is about 510.3537988494. The cubic root of 260461 is about 63.8627429527.

The spelling of 260461 in words is "two hundred sixty thousand, four hundred sixty-one".