260256533 has 2 divisors, whose sum is σ = 260256534. Its totient is φ = 260256532.

The previous prime is 260256517. The next prime is 260256541. The reversal of 260256533 is 335652062.

260256533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224340484 + 35916049 = 14978^2 + 5993^2 .

It is a cyclic number.

It is not a de Polignac number, because 260256533 - 2⁴ = 260256517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260256533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260256133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130128266 + 130128267.

It is an arithmetic number, because the mean of its divisors is an integer number (130128267).

Almost surely, 2^260256533 is an apocalyptic number.

It is an amenable number.

260256533 is a deficient number, since it is larger than the sum of its proper divisors (1).

260256533 is an equidigital number, since it uses as much as digits as its factorization.

260256533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 260256533 is about 16132.4682860373. The cubic root of 260256533 is about 638.4602740877.

The spelling of 260256533 in words is "two hundred sixty million, two hundred fifty-six thousand, five hundred thirty-three".