1009259 has 2 divisors, whose sum is σ = 1009260. Its totient is φ = 1009258.

The previous prime is 1009247. The next prime is 1009289. The reversal of 1009259 is 9529001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1009259 - 2⁴ = 1009243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1009289) 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, 504629 + 504630.

It is an arithmetic number, because the mean of its divisors is an integer number (504630).

2^1009259 is an apocalyptic number.

1009259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009259 is an equidigital number, since it uses as much as digits as its factorization.

1009259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1009259 is about 1004.6188331900. The cubic root of 1009259 is about 100.3076856577.

The spelling of 1009259 in words is "one million, nine thousand, two hundred fifty-nine".