1096807681 has 2 divisors, whose sum is σ = 1096807682. Its totient is φ = 1096807680.

The previous prime is 1096807669. The next prime is 1096807709. The reversal of 1096807681 is 1867086901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1070336656 + 26471025 = 32716^2 + 5145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1096807681 is a prime.

It is a super-2 number, since 2×1096807681² = 2405974178201195522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1096807631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548403840 + 548403841.

It is an arithmetic number, because the mean of its divisors is an integer number (548403841).

Almost surely, 2^1096807681 is an apocalyptic number.

It is an amenable number.

1096807681 is a deficient number, since it is larger than the sum of its proper divisors (1).

1096807681 is an equidigital number, since it uses as much as digits as its factorization.

1096807681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 1096807681 is about 33118.0869163664. The cubic root of 1096807681 is about 1031.2805516948.

The spelling of 1096807681 in words is "one billion, ninety-six million, eight hundred seven thousand, six hundred eighty-one".