1143203023229 has 2 divisors, whose sum is σ = 1143203023230. Its totient is φ = 1143203023228.

The previous prime is 1143203023199. The next prime is 1143203023273. The reversal of 1143203023229 is 9223203023411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131302395129 + 11900628100 = 1063627^2 + 109090^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143203023229 - 2¹⁶ = 1143202957693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1143203023195 and 1143203023204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143206023229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571601511614 + 571601511615.

It is an arithmetic number, because the mean of its divisors is an integer number (571601511615).

Almost surely, 2^{1143203023229} is an apocalyptic number.

It is an amenable number.

1143203023229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143203023229 is an equidigital number, since it uses as much as digits as its factorization.

1143203023229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 1143203023229 in words is "one trillion, one hundred forty-three billion, two hundred three million, twenty-three thousand, two hundred twenty-nine".