1155304132 has 48 divisors (see below), whose sum is σ = 2140595632. Its totient is φ = 544942080.

The previous prime is 1155304097. The next prime is 1155304147. The reversal of 1155304132 is 2314035511.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 134884996 + 1020419136 = 11614^2 + 31944^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1155304097 and 1155304106.

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 15 ways as a sum of consecutive naturals, for example, 658168 + ... + 659920.

Almost surely, 2^1155304132 is an apocalyptic number.

It is an amenable number.

1155304132 is a deficient number, since it is larger than the sum of its proper divisors (985291500).

1155304132 is a wasteful number, since it uses less digits than its factorization.

1155304132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928 (or 1926 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1155304132 is about 33989.7651065729. The cubic root of 1155304132 is about 1049.2978319790.

Adding to 1155304132 its reverse (2314035511), we get a palindrome (3469339643).

The spelling of 1155304132 in words is "one billion, one hundred fifty-five million, three hundred four thousand, one hundred thirty-two".