1099101864 has 64 divisors (see below), whose sum is σ = 3144960000. Its totient is φ = 313562304.

The previous prime is 1099101811. The next prime is 1099101889. The reversal of 1099101864 is 4681019901.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 117637 + ... + 126635.

It is an arithmetic number, because the mean of its divisors is an integer number (49140000).

Almost surely, 2^1099101864 is an apocalyptic number.

1099101864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1099101864 is an abundant number, since it is smaller than the sum of its proper divisors (2045858136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1099101864 is a wasteful number, since it uses less digits than its factorization.

1099101864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742 (or 9738 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 1099101864 is about 33152.7052289855. The cubic root of 1099101864 is about 1031.9990910995. Note that the first 3 decimals are identical.

The spelling of 1099101864 in words is "one billion, ninety-nine million, one hundred one thousand, eight hundred sixty-four".