260559953 has 2 divisors, whose sum is σ = 260559954. Its totient is φ = 260559952.

The previous prime is 260559947. The next prime is 260559979. The reversal of 260559953 is 359955062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238918849 + 21641104 = 15457^2 + 4652^2 .

It is a cyclic number.

It is not a de Polignac number, because 260559953 - 2¹² = 260555857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260559053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130279976 + 130279977.

It is an arithmetic number, because the mean of its divisors is an integer number (130279977).

Almost surely, 2^260559953 is an apocalyptic number.

It is an amenable number.

260559953 is a deficient number, since it is larger than the sum of its proper divisors (1).

260559953 is an equidigital number, since it uses as much as digits as its factorization.

260559953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 364500, while the sum is 44.

The square root of 260559953 is about 16141.8695633436. The cubic root of 260559953 is about 638.7082939670.

The spelling of 260559953 in words is "two hundred sixty million, five hundred fifty-nine thousand, nine hundred fifty-three".