1143432014 has 8 divisors (see below), whose sum is σ = 1716468240. Its totient is φ = 571275936.

The previous prime is 1143431953. The next prime is 1143432047. The reversal of 1143432014 is 4102343411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216779 + ... + 221990.

It is an arithmetic number, because the mean of its divisors is an integer number (214558530).

Almost surely, 2^1143432014 is an apocalyptic number.

1143432014 is a deficient number, since it is larger than the sum of its proper divisors (573036226).

1143432014 is a wasteful number, since it uses less digits than its factorization.

1143432014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440074.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1143432014 is about 33814.6715790646. The cubic root of 1143432014 is about 1045.6911902025.

Adding to 1143432014 its reverse (4102343411), we get a palindrome (5245775425).

The spelling of 1143432014 in words is "one billion, one hundred forty-three million, four hundred thirty-two thousand, fourteen".