1099209116 has 12 divisors (see below), whose sum is σ = 1964544288. Its totient is φ = 537910752.

The previous prime is 1099209101. The next prime is 1099209121. The reversal of 1099209116 is 6119029901.

It is a self number, because there is not a number n which added to its sum of digits gives 1099209116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2923241 + ... + 2923616.

It is an arithmetic number, because the mean of its divisors is an integer number (163712024).

Almost surely, 2^1099209116 is an apocalyptic number.

It is an amenable number.

1099209116 is a deficient number, since it is larger than the sum of its proper divisors (865335172).

1099209116 is a wasteful number, since it uses less digits than its factorization.

1099209116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846908 (or 5846906 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 38.

The square root of 1099209116 is about 33154.3227347506. The cubic root of 1099209116 is about 1032.0326580114.

The spelling of 1099209116 in words is "one billion, ninety-nine million, two hundred nine thousand, one hundred sixteen".