1080000099 has 24 divisors (see below), whose sum is σ = 1596078432. Its totient is φ = 703530240.

The previous prime is 1080000091. The next prime is 1080000139. The reversal of 1080000099 is 9900000801.

It is not a de Polignac number, because 1080000099 - 2³ = 1080000091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1080000091) 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 in 23 ways as a sum of consecutive naturals, for example, 64729 + ... + 79685.

It is an arithmetic number, because the mean of its divisors is an integer number (66503268).

Almost surely, 2^1080000099 is an apocalyptic number.

1080000099 is a deficient number, since it is larger than the sum of its proper divisors (516078333).

1080000099 is a wasteful number, since it uses less digits than its factorization.

1080000099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15147 (or 15144 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 1080000099 is about 32863.3549565470. The cubic root of 1080000099 is about 1025.9855993556.

The spelling of 1080000099 in words is "one billion, eighty million, ninety-nine", and thus it is an aban number and an uban number.