1009336849 has 2 divisors, whose sum is σ = 1009336850. Its totient is φ = 1009336848.

The previous prime is 1009336837. The next prime is 1009336859. The reversal of 1009336849 is 9486339001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636653824 + 372683025 = 25232^2 + 19305^2 .

It is a cyclic number.

It is not a de Polignac number, because 1009336849 - 2⁵ = 1009336817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1009336859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504668424 + 504668425.

It is an arithmetic number, because the mean of its divisors is an integer number (504668425).

Almost surely, 2^1009336849 is an apocalyptic number.

It is an amenable number.

1009336849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009336849 is an equidigital number, since it uses as much as digits as its factorization.

1009336849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 1009336849 is about 31770.0621497661. The cubic root of 1009336849 is about 1003.1026466281.

The spelling of 1009336849 in words is "one billion, nine million, three hundred thirty-six thousand, eight hundred forty-nine".