1086190009 has 2 divisors, whose sum is σ = 1086190010. Its totient is φ = 1086190008.

The previous prime is 1086189991. The next prime is 1086190051. The reversal of 1086190009 is 9000916801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 936666025 + 149523984 = 30605^2 + 12228^2 .

It is a cyclic number.

It is not a de Polignac number, because 1086190009 - 2⁹ = 1086189497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1086190909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543095004 + 543095005.

It is an arithmetic number, because the mean of its divisors is an integer number (543095005).

Almost surely, 2^1086190009 is an apocalyptic number.

It is an amenable number.

1086190009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086190009 is an equidigital number, since it uses as much as digits as its factorization.

1086190009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 1086190009 is about 32957.3968783944. The cubic root of 1086190009 is about 1027.9419769847.

The spelling of 1086190009 in words is "one billion, eighty-six million, one hundred ninety thousand, nine".