1099083681 has 32 divisors (see below), whose sum is σ = 1710040320. Its totient is φ = 696339072.

The previous prime is 1099083637. The next prime is 1099083691. The reversal of 1099083681 is 1863809901.

It is not a de Polignac number, because 1099083681 - 2⁶ = 1099083617 is a prime.

It is a super-2 number, since 2×1099083681² = 2415969875681019522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1099083691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91861 + ... + 103133.

It is an arithmetic number, because the mean of its divisors is an integer number (53438760).

Almost surely, 2^1099083681 is an apocalyptic number.

It is an amenable number.

1099083681 is a deficient number, since it is larger than the sum of its proper divisors (610956639).

1099083681 is a wasteful number, since it uses less digits than its factorization.

1099083681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11462 (or 11456 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 1099083681 is about 33152.4309968364. The cubic root of 1099083681 is about 1031.9934001065.

The spelling of 1099083681 in words is "one billion, ninety-nine million, eighty-three thousand, six hundred eighty-one".