1166532252 has 24 divisors (see below), whose sum is σ = 2732506896. Its totient is φ = 387330048.

The previous prime is 1166532223. The next prime is 1166532271. The reversal of 1166532252 is 2522356611.

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 7 ways as a sum of consecutive naturals, for example, 186043 + ... + 192210.

It is an arithmetic number, because the mean of its divisors is an integer number (113854454).

Almost surely, 2^1166532252 is an apocalyptic number.

1166532252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1166532252 is an abundant number, since it is smaller than the sum of its proper divisors (1565974644).

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

1166532252 is a wasteful number, since it uses less digits than its factorization.

1166532252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378517 (or 378515 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 1166532252 is about 34154.5348672764. The cubic root of 1166532252 is about 1052.6861689438.

Adding to 1166532252 its reverse (2522356611), we get a palindrome (3688888863).

The spelling of 1166532252 in words is "one billion, one hundred sixty-six million, five hundred thirty-two thousand, two hundred fifty-two".