43044240412403 has 2 divisors, whose sum is σ = 43044240412404. Its totient is φ = 43044240412402.

The previous prime is 43044240412331. The next prime is 43044240412447. The reversal of 43044240412403 is 30421404244034.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43044240412403 - 2¹⁸ = 43044240150259 is a prime.

It is not a weakly prime, because it can be changed into another prime (43044240412003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21522120206201 + 21522120206202.

It is an arithmetic number, because the mean of its divisors is an integer number (21522120206202).

Almost surely, 2^{43044240412403} is an apocalyptic number.

43044240412403 is a deficient number, since it is larger than the sum of its proper divisors (1).

43044240412403 is an equidigital number, since it uses as much as digits as its factorization.

43044240412403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 43044240412403 its reverse (30421404244034), we get a palindrome (73465644656437).

The spelling of 43044240412403 in words is "forty-three trillion, forty-four billion, two hundred forty million, four hundred twelve thousand, four hundred three".