2043143410403 has 4 divisors (see below), whose sum is σ = 2059231153920. Its totient is φ = 2027055666888.

The previous prime is 2043143410397. The next prime is 2043143410499. The reversal of 2043143410403 is 3040143413402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2043143410403 - 2⁶ = 2043143410339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043143410303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8043871568 + ... + 8043871821.

It is an arithmetic number, because the mean of its divisors is an integer number (514807788480).

Almost surely, 2^{2043143410403} is an apocalyptic number.

2043143410403 is a deficient number, since it is larger than the sum of its proper divisors (16087743517).

2043143410403 is a wasteful number, since it uses less digits than its factorization.

2043143410403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16087743516.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2043143410403 its reverse (3040143413402), we get a palindrome (5083286823805).

The spelling of 2043143410403 in words is "two trillion, forty-three billion, one hundred forty-three million, four hundred ten thousand, four hundred three".