1103232132 has 36 divisors (see below), whose sum is σ = 2804321520. Its totient is φ = 365687472.

The previous prime is 1103232127. The next prime is 1103232139. The reversal of 1103232132 is 2312323011.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1103232132² = 2434242274154530848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1103232139) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 79158 + ... + 92045.

It is an arithmetic number, because the mean of its divisors is an integer number (77897820).

Almost surely, 2^1103232132 is an apocalyptic number.

1103232132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103232132 is an abundant number, since it is smaller than the sum of its proper divisors (1701089388).

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

1103232132 is a wasteful number, since it uses less digits than its factorization.

1103232132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171392 (or 171387 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1103232132 is about 33214.9383862141. The cubic root of 1103232132 is about 1033.2901769929.

Adding to 1103232132 its reverse (2312323011), we get a palindrome (3415555143).

The spelling of 1103232132 in words is "one billion, one hundred three million, two hundred thirty-two thousand, one hundred thirty-two".