260858743 has 2 divisors, whose sum is σ = 260858744. Its totient is φ = 260858742.

The previous prime is 260858723. The next prime is 260858749. The reversal of 260858743 is 347858062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260858743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260858743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260858749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130429371 + 130429372.

It is an arithmetic number, because the mean of its divisors is an integer number (130429372).

Almost surely, 2^260858743 is an apocalyptic number.

260858743 is a deficient number, since it is larger than the sum of its proper divisors (1).

260858743 is an equidigital number, since it uses as much as digits as its factorization.

260858743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 260858743 is about 16151.1220353262. The cubic root of 260858743 is about 638.9523411286.

The spelling of 260858743 in words is "two hundred sixty million, eight hundred fifty-eight thousand, seven hundred forty-three".