1043431424423 has 4 divisors (see below), whose sum is σ = 1043437495128. Its totient is φ = 1043425353720.

The previous prime is 1043431424363. The next prime is 1043431424447. The reversal of 1043431424423 is 3244241343401.

1043431424423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1043431424423 - 2¹⁰ = 1043431423399 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 (1043431424473) 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, 2769788 + ... + 3123873.

It is an arithmetic number, because the mean of its divisors is an integer number (260859373782).

Almost surely, 2^{1043431424423} is an apocalyptic number.

1043431424423 is a deficient number, since it is larger than the sum of its proper divisors (6070705).

1043431424423 is an equidigital number, since it uses as much as digits as its factorization.

1043431424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6070704.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 1043431424423 its reverse (3244241343401), we get a palindrome (4287672767824).

The spelling of 1043431424423 in words is "one trillion, forty-three billion, four hundred thirty-one million, four hundred twenty-four thousand, four hundred twenty-three".