1099132 has 6 divisors (see below), whose sum is σ = 1923488. Its totient is φ = 549564.

The previous prime is 1099121. The next prime is 1099139. The reversal of 1099132 is 2319901.

It is a junction number, because it is equal to n+sod(n) for n = 1099097 and 1099106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137388 + ... + 137395.

2^1099132 is an apocalyptic number.

It is an amenable number.

1099132 is a deficient number, since it is larger than the sum of its proper divisors (824356).

1099132 is a wasteful number, since it uses less digits than its factorization.

1099132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274787 (or 274785 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 1099132 is about 1048.3949637422. The cubic root of 1099132 is about 103.2008523055.

The spelling of 1099132 in words is "one million, ninety-nine thousand, one hundred thirty-two".