1151132236 has 24 divisors (see below), whose sum is σ = 2071041840. Its totient is φ = 559507200.

The previous prime is 1151132219. The next prime is 1151132251. The reversal of 1151132236 is 6322311511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1151132236.

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 7 ways as a sum of consecutive naturals, for example, 33595 + ... + 58573.

It is an arithmetic number, because the mean of its divisors is an integer number (86293410).

Almost surely, 2^1151132236 is an apocalyptic number.

It is an amenable number.

1151132236 is a deficient number, since it is larger than the sum of its proper divisors (919909604).

1151132236 is a wasteful number, since it uses less digits than its factorization.

1151132236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25305 (or 25303 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 1151132236 is about 33928.3397177050. The cubic root of 1151132236 is about 1048.0332757047.

Adding to 1151132236 its reverse (6322311511), we get a palindrome (7473443747).

The spelling of 1151132236 in words is "one billion, one hundred fifty-one million, one hundred thirty-two thousand, two hundred thirty-six".