43000068103 has 2 divisors, whose sum is σ = 43000068104. Its totient is φ = 43000068102.

The previous prime is 43000068091. The next prime is 43000068121. The reversal of 43000068103 is 30186000034.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43000068103 is a prime.

It is a super-3 number, since 3×43000068103³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43000068143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21500034051 + 21500034052.

It is an arithmetic number, because the mean of its divisors is an integer number (21500034052).

Almost surely, 2^43000068103 is an apocalyptic number.

43000068103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43000068103 is an equidigital number, since it uses as much as digits as its factorization.

43000068103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 43000068103 its reverse (30186000034), we get a palindrome (73186068137).

The spelling of 43000068103 in words is "forty-three billion, sixty-eight thousand, one hundred three".