1343430043 has 4 divisors (see below), whose sum is σ = 1386766528. Its totient is φ = 1300093560.

The previous prime is 1343430029. The next prime is 1343430071. The reversal of 1343430043 is 3400343431.

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 1343430043 - 2¹³ = 1343421851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343430443) 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, 21668196 + ... + 21668257.

It is an arithmetic number, because the mean of its divisors is an integer number (346691632).

Almost surely, 2^1343430043 is an apocalyptic number.

1343430043 is a deficient number, since it is larger than the sum of its proper divisors (43336485).

1343430043 is an equidigital number, since it uses as much as digits as its factorization.

1343430043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43336484.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 1343430043 is about 36652.8313094637. The cubic root of 1343430043 is about 1103.4136496714.

Adding to 1343430043 its reverse (3400343431), we get a palindrome (4743773474).

The spelling of 1343430043 in words is "one billion, three hundred forty-three million, four hundred thirty thousand, forty-three".