260587361 has 2 divisors, whose sum is σ = 260587362. Its totient is φ = 260587360.

The previous prime is 260587357. The next prime is 260587387. The reversal of 260587361 is 163785062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145347136 + 115240225 = 12056^2 + 10735^2 .

It is a cyclic number.

It is not a de Polignac number, because 260587361 - 2² = 260587357 is a prime.

It is not a weakly prime, because it can be changed into another prime (260587351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130293680 + 130293681.

It is an arithmetic number, because the mean of its divisors is an integer number (130293681).

Almost surely, 2^260587361 is an apocalyptic number.

It is an amenable number.

260587361 is a deficient number, since it is larger than the sum of its proper divisors (1).

260587361 is an equidigital number, since it uses as much as digits as its factorization.

260587361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 260587361 is about 16142.7185133112. The cubic root of 260587361 is about 638.7306881773.

The spelling of 260587361 in words is "two hundred sixty million, five hundred eighty-seven thousand, three hundred sixty-one".