1099371366 has 28 divisors (see below), whose sum is σ = 2472457812. Its totient is φ = 366456636.

The previous prime is 1099371349. The next prime is 1099371373. The reversal of 1099371366 is 6631739901.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 13 ways as a sum of consecutive naturals, for example, 375556 + ... + 378471.

Almost surely, 2^1099371366 is an apocalyptic number.

1099371366 is an abundant number, since it is smaller than the sum of its proper divisors (1373086446).

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

1099371366 is an frugal number, since it uses more digits than its factorization.

1099371366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754047 (or 754032 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 1099371366 is about 33156.7695350437. The cubic root of 1099371366 is about 1032.0834336277.

The spelling of 1099371366 in words is "one billion, ninety-nine million, three hundred seventy-one thousand, three hundred sixty-six".