1103312132 has 24 divisors (see below), whose sum is σ = 2130038232. Its totient is φ = 496800000.

The previous prime is 1103312131. The next prime is 1103312143. The reversal of 1103312132 is 2312133011.

It can be written as a sum of positive squares in 4 ways, for example, as 5317636 + 1097994496 = 2306^2 + 33136^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1103312132.

It is not an unprimeable number, because it can be changed into a prime (1103312131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256619 + ... + 260882.

It is an arithmetic number, because the mean of its divisors is an integer number (88751593).

Almost surely, 2^1103312132 is an apocalyptic number.

It is an amenable number.

1103312132 is a deficient number, since it is larger than the sum of its proper divisors (1026726100).

1103312132 is a wasteful number, since it uses less digits than its factorization.

1103312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517559 (or 517557 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1103312132 is about 33216.1426417939. The cubic root of 1103312132 is about 1033.3151524608.

Adding to 1103312132 its reverse (2312133011), we get a palindrome (3415445143).

The spelling of 1103312132 in words is "one billion, one hundred three million, three hundred twelve thousand, one hundred thirty-two".