43000068403 has 2 divisors, whose sum is σ = 43000068404. Its totient is φ = 43000068402.

The previous prime is 43000068389. The next prime is 43000068451. The reversal of 43000068403 is 30486000034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43000068403 - 2¹³ = 43000060211 is a prime.

It is not a weakly prime, because it can be changed into another prime (43000068103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21500034201 + 21500034202.

It is an arithmetic number, because the mean of its divisors is an integer number (21500034202).

Almost surely, 2^43000068403 is an apocalyptic number.

43000068403 is a deficient number, since it is larger than the sum of its proper divisors (1).

43000068403 is an equidigital number, since it uses as much as digits as its factorization.

43000068403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 43000068403 its reverse (30486000034), we get a palindrome (73486068437).

The spelling of 43000068403 in words is "forty-three billion, sixty-eight thousand, four hundred three".