260867843 has 2 divisors, whose sum is σ = 260867844. Its totient is φ = 260867842.

The previous prime is 260867807. The next prime is 260867897. The reversal of 260867843 is 348768062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260867843 is a prime.

It is a super-2 number, since 2×260867843² = 136104063022945298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 260867794 and 260867803.

It is not a weakly prime, because it can be changed into another prime (260867443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130433921 + 130433922.

It is an arithmetic number, because the mean of its divisors is an integer number (130433922).

Almost surely, 2^260867843 is an apocalyptic number.

260867843 is a deficient number, since it is larger than the sum of its proper divisors (1).

260867843 is an equidigital number, since it uses as much as digits as its factorization.

260867843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 260867843 is about 16151.4037470432. The cubic root of 260867843 is about 638.9597709463.

The spelling of 260867843 in words is "two hundred sixty million, eight hundred sixty-seven thousand, eight hundred forty-three".