1151135132 has 12 divisors (see below), whose sum is σ = 2302270320. Its totient is φ = 493343616.

The previous prime is 1151135131. The next prime is 1151135137. The reversal of 1151135132 is 2315311511.

1151135132 is an admirable number.

It is a super-2 number, since 2×1151135132² = 2650224184249314848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1151135098 and 1151135107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151135131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20555957 + ... + 20556012.

It is an arithmetic number, because the mean of its divisors is an integer number (191855860).

Almost surely, 2^1151135132 is an apocalyptic number.

It is an amenable number.

1151135132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151135132 is a wasteful number, since it uses less digits than its factorization.

1151135132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41111980 (or 41111978 counting only the distinct ones).

The product of its digits is 450, while the sum is 23.

The square root of 1151135132 is about 33928.3823958644. The cubic root of 1151135132 is about 1048.0341545791.

Adding to 1151135132 its reverse (2315311511), we get a palindrome (3466446643).

The spelling of 1151135132 in words is "one billion, one hundred fifty-one million, one hundred thirty-five thousand, one hundred thirty-two".