1143421004323 has 8 divisors (see below), whose sum is σ = 1231547900688. Its totient is φ = 1055318598624.

The previous prime is 1143421004311. The next prime is 1143421004329. The reversal of 1143421004323 is 3234001243411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1143421004323 - 2⁹ = 1143421003811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1143421004291 and 1143421004300.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6025636 + ... + 6212497.

It is an arithmetic number, because the mean of its divisors is an integer number (153943487586).

Almost surely, 2^{1143421004323} is an apocalyptic number.

1143421004323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1143421004323 is a deficient number, since it is larger than the sum of its proper divisors (88126896365).

1143421004323 is a wasteful number, since it uses less digits than its factorization.

1143421004323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12245333.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1143421004323 its reverse (3234001243411), we get a palindrome (4377422247734).

The spelling of 1143421004323 in words is "one trillion, one hundred forty-three billion, four hundred twenty-one million, four thousand, three hundred twenty-three".