1009871059 has 2 divisors, whose sum is σ = 1009871060. Its totient is φ = 1009871058.

The previous prime is 1009871047. The next prime is 1009871099. The reversal of 1009871059 is 9501789001.

It is a happy number.

1009871059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (1009871099) can be obtained adding 1009871059 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1009871059 - 2¹⁹ = 1009346771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1009871099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504935529 + 504935530.

It is an arithmetic number, because the mean of its divisors is an integer number (504935530).

Almost surely, 2^1009871059 is an apocalyptic number.

1009871059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009871059 is an equidigital number, since it uses as much as digits as its factorization.

1009871059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 1009871059 is about 31778.4684810329. The cubic root of 1009871059 is about 1003.2795855605.

The spelling of 1009871059 in words is "one billion, nine million, eight hundred seventy-one thousand, fifty-nine".