1155254132 has 12 divisors (see below), whose sum is σ = 2022602400. Its totient is φ = 577367736.

The previous prime is 1155254123. The next prime is 1155254137. The reversal of 1155254132 is 2314525511.

It is a super-2 number, since 2×1155254132² = 2669224219006146848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1155254095 and 1155254104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155254137) by changing a digit.

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, 54632 + ... + 72767.

It is an arithmetic number, because the mean of its divisors is an integer number (168550200).

Almost surely, 2^1155254132 is an apocalyptic number.

It is an amenable number.

1155254132 is a deficient number, since it is larger than the sum of its proper divisors (867348268).

1155254132 is a wasteful number, since it uses less digits than its factorization.

1155254132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129670 (or 129668 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 1155254132 is about 33989.0295830875. The cubic root of 1155254132 is about 1049.2826943637.

Adding to 1155254132 its reverse (2314525511), we get a palindrome (3469779643).

The spelling of 1155254132 in words is "one billion, one hundred fifty-five million, two hundred fifty-four thousand, one hundred thirty-two".