1143132302 has 32 divisors (see below), whose sum is σ = 1980508320. Its totient is φ = 490389120.

The previous prime is 1143132301. The next prime is 1143132307. The reversal of 1143132302 is 2032313411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143132301) by changing a digit.

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, 4352 + ... + 48012.

It is an arithmetic number, because the mean of its divisors is an integer number (61890885).

Almost surely, 2^1143132302 is an apocalyptic number.

1143132302 is a deficient number, since it is larger than the sum of its proper divisors (837376018).

1143132302 is a wasteful number, since it uses less digits than its factorization.

1143132302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43748.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1143132302 is about 33810.2396028186. The cubic root of 1143132302 is about 1045.5998180349.

Adding to 1143132302 its reverse (2032313411), we get a palindrome (3175445713).

The spelling of 1143132302 in words is "one billion, one hundred forty-three million, one hundred thirty-two thousand, three hundred two".