1143242231999 has 8 divisors (see below), whose sum is σ = 1351616432160. Its totient is φ = 946131502176.

The previous prime is 1143242231983. The next prime is 1143242232019. The reversal of 1143242231999 is 9991322423411.

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

It is not a de Polignac number, because 1143242231999 - 2⁴ = 1143242231983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143242231099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2815867364 + ... + 2815867769.

It is an arithmetic number, because the mean of its divisors is an integer number (168952054020).

Almost surely, 2^{1143242231999} is an apocalyptic number.

1143242231999 is a deficient number, since it is larger than the sum of its proper divisors (208374200161).

1143242231999 is an equidigital number, since it uses as much as digits as its factorization.

1143242231999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631735169.

The product of its digits is 839808, while the sum is 50.

The spelling of 1143242231999 in words is "one trillion, one hundred forty-three billion, two hundred forty-two million, two hundred thirty-one thousand, nine hundred ninety-nine".