1143647324 has 12 divisors (see below), whose sum is σ = 2119111344. Its totient is φ = 538186944.

The previous prime is 1143647291. The next prime is 1143647353. The reversal of 1143647324 is 4237463411.

It is a super-3 number, since 3×1143647324³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8409104 + ... + 8409239.

It is an arithmetic number, because the mean of its divisors is an integer number (176592612).

Almost surely, 2^1143647324 is an apocalyptic number.

It is an amenable number.

1143647324 is a deficient number, since it is larger than the sum of its proper divisors (975464020).

1143647324 is a wasteful number, since it uses less digits than its factorization.

1143647324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16818364 (or 16818362 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 1143647324 is about 33817.8551064375. The cubic root of 1143647324 is about 1045.7568211676.

The spelling of 1143647324 in words is "one billion, one hundred forty-three million, six hundred forty-seven thousand, three hundred twenty-four".