1143236352 has 108 divisors (see below), whose sum is σ = 3146022600. Its totient is φ = 368547840.

The previous prime is 1143236329. The next prime is 1143236357. The reversal of 1143236352 is 2536323411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143236357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 737274 + ... + 738822.

Almost surely, 2^1143236352 is an apocalyptic number.

1143236352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143236352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573011300).

1143236352 is an abundant number, since it is smaller than the sum of its proper divisors (2002786248).

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

1143236352 is an equidigital number, since it uses as much as digits as its factorization.

1143236352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630 (or 1585 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 1143236352 is about 33811.7783028341. The cubic root of 1143236352 is about 1045.6315412105.

Adding to 1143236352 its reverse (2536323411), we get a palindrome (3679559763).

The spelling of 1143236352 in words is "one billion, one hundred forty-three million, two hundred thirty-six thousand, three hundred fifty-two".