1086485681 has 2 divisors, whose sum is σ = 1086485682. Its totient is φ = 1086485680.

The previous prime is 1086485669. The next prime is 1086485711. The reversal of 1086485681 is 1865846801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1001089600 + 85396081 = 31640^2 + 9241^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1086485681 is a prime.

It is a super-2 number, since 2×1086485681² = 2360902270036067522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1086481681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543242840 + 543242841.

It is an arithmetic number, because the mean of its divisors is an integer number (543242841).

Almost surely, 2^1086485681 is an apocalyptic number.

It is an amenable number.

1086485681 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086485681 is an equidigital number, since it uses as much as digits as its factorization.

1086485681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 47.

The square root of 1086485681 is about 32961.8822429788. The cubic root of 1086485681 is about 1028.0352406199.

The spelling of 1086485681 in words is "one billion, eighty-six million, four hundred eighty-five thousand, six hundred eighty-one".