4123534343 has 2 divisors, whose sum is σ = 4123534344. Its totient is φ = 4123534342.

The previous prime is 4123534339. The next prime is 4123534351. The reversal of 4123534343 is 3434353214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4123534343 - 2² = 4123534339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4123534543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061767171 + 2061767172.

It is an arithmetic number, because the mean of its divisors is an integer number (2061767172).

Almost surely, 2^4123534343 is an apocalyptic number.

4123534343 is a deficient number, since it is larger than the sum of its proper divisors (1).

4123534343 is an equidigital number, since it uses as much as digits as its factorization.

4123534343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 32.

The square root of 4123534343 is about 64214.7517553405. The cubic root of 4123534343 is about 1603.5771972386.

Adding to 4123534343 its reverse (3434353214), we get a palindrome (7557887557).

The spelling of 4123534343 in words is "four billion, one hundred twenty-three million, five hundred thirty-four thousand, three hundred forty-three".