1155032132 has 6 divisors (see below), whose sum is σ = 2021306238. Its totient is φ = 577516064.

The previous prime is 1155032129. The next prime is 1155032141. The reversal of 1155032132 is 2312305511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 952709956 + 202322176 = 30866^2 + 14224^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1155032098 and 1155032107.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 144379013 + ... + 144379020.

It is an arithmetic number, because the mean of its divisors is an integer number (336884373).

Almost surely, 2^1155032132 is an apocalyptic number.

It is an amenable number.

1155032132 is a deficient number, since it is larger than the sum of its proper divisors (866274106).

1155032132 is a wasteful number, since it uses less digits than its factorization.

1155032132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288758037 (or 288758035 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1155032132 is about 33985.7636665707. The cubic root of 1155032132 is about 1049.2154780764.

Adding to 1155032132 its reverse (2312305511), we get a palindrome (3467337643).

The spelling of 1155032132 in words is "one billion, one hundred fifty-five million, thirty-two thousand, one hundred thirty-two".