260771887 has 2 divisors, whose sum is σ = 260771888. Its totient is φ = 260771886.

The previous prime is 260771873. The next prime is 260771897. The reversal of 260771887 is 788177062.

260771887 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 is a cyclic number.

It is not a de Polignac number, because 260771887 - 2⁷ = 260771759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260771837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130385943 + 130385944.

It is an arithmetic number, because the mean of its divisors is an integer number (130385944).

Almost surely, 2^260771887 is an apocalyptic number.

260771887 is a deficient number, since it is larger than the sum of its proper divisors (1).

260771887 is an equidigital number, since it uses as much as digits as its factorization.

260771887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 263424, while the sum is 46.

The square root of 260771887 is about 16148.4329580303. The cubic root of 260771887 is about 638.8814176798.

The spelling of 260771887 in words is "two hundred sixty million, seven hundred seventy-one thousand, eight hundred eighty-seven".