1131330232 has 16 divisors (see below), whose sum is σ = 2166377760. Its totient is φ = 553629504.

The previous prime is 1131330227. The next prime is 1131330257. The reversal of 1131330232 is 2320331311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1504053 + ... + 1504804.

It is an arithmetic number, because the mean of its divisors is an integer number (135398610).

Almost surely, 2^1131330232 is an apocalyptic number.

It is an amenable number.

1131330232 is a deficient number, since it is larger than the sum of its proper divisors (1035047528).

1131330232 is a wasteful number, since it uses less digits than its factorization.

1131330232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008910 (or 3008906 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1131330232 is about 33635.2528160560. The cubic root of 1131330232 is about 1041.9889919667.

Adding to 1131330232 its reverse (2320331311), we get a palindrome (3451661543).

The spelling of 1131330232 in words is "one billion, one hundred thirty-one million, three hundred thirty thousand, two hundred thirty-two".