1142323332 has 48 divisors (see below), whose sum is σ = 2736116544. Its totient is φ = 370800000.

The previous prime is 1142323327. The next prime is 1142323349. The reversal of 1142323332 is 2333232411.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66207 + ... + 81657.

It is an arithmetic number, because the mean of its divisors is an integer number (57002428).

Almost surely, 2^1142323332 is an apocalyptic number.

1142323332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142323332 is an abundant number, since it is smaller than the sum of its proper divisors (1593793212).

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

1142323332 is a wasteful number, since it uses less digits than its factorization.

1142323332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15620 (or 15618 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

The square root of 1142323332 is about 33798.2740979477. The cubic root of 1142323332 is about 1045.3531103721.

Adding to 1142323332 its reverse (2333232411), we get a palindrome (3475555743).

The spelling of 1142323332 in words is "one billion, one hundred forty-two million, three hundred twenty-three thousand, three hundred thirty-two".