260805953 has 2 divisors, whose sum is σ = 260805954. Its totient is φ = 260805952.

The previous prime is 260805929. The next prime is 260805997. The reversal of 260805953 is 359508062.

260805953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241243024 + 19562929 = 15532^2 + 4423^2 .

It is a cyclic number.

It is not a de Polignac number, because 260805953 - 2⁶ = 260805889 is a prime.

It is not a weakly prime, because it can be changed into another prime (260405953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130402976 + 130402977.

It is an arithmetic number, because the mean of its divisors is an integer number (130402977).

Almost surely, 2^260805953 is an apocalyptic number.

It is an amenable number.

260805953 is a deficient number, since it is larger than the sum of its proper divisors (1).

260805953 is an equidigital number, since it uses as much as digits as its factorization.

260805953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 260805953 is about 16149.4877008529. The cubic root of 260805953 is about 638.9092366125.

The spelling of 260805953 in words is "two hundred sixty million, eight hundred five thousand, nine hundred fifty-three".