1100561132 has 48 divisors (see below), whose sum is σ = 2263209984. Its totient is φ = 463056000.

The previous prime is 1100561129. The next prime is 1100561177. The reversal of 1100561132 is 2311650011.

It is a super-2 number, since 2×1100561132² = 2422469610538242848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13832 + ... + 48912.

It is an arithmetic number, because the mean of its divisors is an integer number (47150208).

Almost surely, 2^1100561132 is an apocalyptic number.

It is an amenable number.

1100561132 is an abundant number, since it is smaller than the sum of its proper divisors (1162648852).

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

1100561132 is a wasteful number, since it uses less digits than its factorization.

1100561132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35150 (or 35148 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1100561132 is about 33174.7062081942. The cubic root of 1100561132 is about 1032.4556145287.

The spelling of 1100561132 in words is "one billion, one hundred million, five hundred sixty-one thousand, one hundred thirty-two".