2281686259 has 2 divisors, whose sum is σ = 2281686260. Its totient is φ = 2281686258.

The previous prime is 2281686233. The next prime is 2281686301. The reversal of 2281686259 is 9526861822.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2281686259 - 2¹¹ = 2281684211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2281683259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140843129 + 1140843130.

It is an arithmetic number, because the mean of its divisors is an integer number (1140843130).

Almost surely, 2^2281686259 is an apocalyptic number.

2281686259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281686259 is an equidigital number, since it uses as much as digits as its factorization.

2281686259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 49.

The square root of 2281686259 is about 47766.9996859757. Note that the first 3 decimals coincide. The cubic root of 2281686259 is about 1316.4932670081.

The spelling of 2281686259 in words is "two billion, two hundred eighty-one million, six hundred eighty-six thousand, two hundred fifty-nine".