1143430332 has 48 divisors (see below), whose sum is σ = 2914649472. Its totient is φ = 346006080.

The previous prime is 1143430331. The next prime is 1143430333. The reversal of 1143430332 is 2330343411.

It is an interprime number because it is at equal distance from previous prime (1143430331) and next prime (1143430333).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143430331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94203 + ... + 105645.

It is an arithmetic number, because the mean of its divisors is an integer number (60721864).

Almost surely, 2^1143430332 is an apocalyptic number.

1143430332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1143430332 is an abundant number, since it is smaller than the sum of its proper divisors (1771219140).

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

1143430332 is a wasteful number, since it uses less digits than its factorization.

1143430332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12218 (or 12216 counting only the distinct ones).

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

The square root of 1143430332 is about 33814.6467081944. The cubic root of 1143430332 is about 1045.6906774615.

Adding to 1143430332 its reverse (2330343411), we get a palindrome (3473773743).

The spelling of 1143430332 in words is "one billion, one hundred forty-three million, four hundred thirty thousand, three hundred thirty-two".