1143421004324 has 6 divisors (see below), whose sum is σ = 2000986757574. Its totient is φ = 571710502160.

The previous prime is 1143421004311. The next prime is 1143421004329. The reversal of 1143421004324 is 4234001243411.

It can be written as a sum of positive squares in only one way, i.e., 1076427000100 + 66994004224 = 1037510^2 + 258832^2 .

It is not an unprimeable number, because it can be changed into a prime (1143421004329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142927625537 + ... + 142927625544.

It is an arithmetic number, because the mean of its divisors is an integer number (333497792929).

Almost surely, 2^{1143421004324} is an apocalyptic number.

It is an amenable number.

1143421004324 is a deficient number, since it is larger than the sum of its proper divisors (857565753250).

1143421004324 is a wasteful number, since it uses less digits than its factorization.

1143421004324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285855251085 (or 285855251083 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1143421004324 its reverse (4234001243411), we get a palindrome (5377422247735).

The spelling of 1143421004324 in words is "one trillion, one hundred forty-three billion, four hundred twenty-one million, four thousand, three hundred twenty-four".