260932687 has 2 divisors, whose sum is σ = 260932688. Its totient is φ = 260932686.

The previous prime is 260932663. The next prime is 260932709. The reversal of 260932687 is 786239062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260932687 - 2¹⁹ = 260408399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260932787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130466343 + 130466344.

It is an arithmetic number, because the mean of its divisors is an integer number (130466344).

Almost surely, 2^260932687 is an apocalyptic number.

260932687 is a deficient number, since it is larger than the sum of its proper divisors (1).

260932687 is an equidigital number, since it uses as much as digits as its factorization.

260932687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 260932687 is about 16153.4110020144. The cubic root of 260932687 is about 639.0127087025.

The spelling of 260932687 in words is "two hundred sixty million, nine hundred thirty-two thousand, six hundred eighty-seven".