1026216259 has 2 divisors, whose sum is σ = 1026216260. Its totient is φ = 1026216258.

The previous prime is 1026216227. The next prime is 1026216299. The reversal of 1026216259 is 9526126201.

It is a happy number.

1026216259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1026216259 - 2⁵ = 1026216227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1026216299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513108129 + 513108130.

It is an arithmetic number, because the mean of its divisors is an integer number (513108130).

Almost surely, 2^1026216259 is an apocalyptic number.

1026216259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026216259 is an equidigital number, since it uses as much as digits as its factorization.

1026216259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 1026216259 is about 32034.6103300789. The cubic root of 1026216259 is about 1008.6634803596.

The spelling of 1026216259 in words is "one billion, twenty-six million, two hundred sixteen thousand, two hundred fifty-nine".