260920529 has 2 divisors, whose sum is σ = 260920530. Its totient is φ = 260920528.

The previous prime is 260920417. The next prime is 260920553. The reversal of 260920529 is 925029062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140469904 + 120450625 = 11852^2 + 10975^2 .

It is a cyclic number.

It is not a de Polignac number, because 260920529 - 2²⁴ = 244143313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260920589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130460264 + 130460265.

It is an arithmetic number, because the mean of its divisors is an integer number (130460265).

Almost surely, 2^260920529 is an apocalyptic number.

It is an amenable number.

260920529 is a deficient number, since it is larger than the sum of its proper divisors (1).

260920529 is an equidigital number, since it uses as much as digits as its factorization.

260920529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 260920529 is about 16153.0346684454. The cubic root of 260920529 is about 639.0027837454.

The spelling of 260920529 in words is "two hundred sixty million, nine hundred twenty thousand, five hundred twenty-nine".