1233143344189 has 2 divisors, whose sum is σ = 1233143344190. Its totient is φ = 1233143344188.

The previous prime is 1233143344159. The next prime is 1233143344211. The reversal of 1233143344189 is 9814433413321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1225371511225 + 7771832964 = 1106965^2 + 88158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233143344189 - 2⁷ = 1233143344061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233143344129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616571672094 + 616571672095.

It is an arithmetic number, because the mean of its divisors is an integer number (616571672095).

Almost surely, 2^{1233143344189} is an apocalyptic number.

It is an amenable number.

1233143344189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233143344189 is an equidigital number, since it uses as much as digits as its factorization.

1233143344189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 46.

The spelling of 1233143344189 in words is "one trillion, two hundred thirty-three billion, one hundred forty-three million, three hundred forty-four thousand, one hundred eighty-nine".