43340311300423 has 2 divisors, whose sum is σ = 43340311300424. Its totient is φ = 43340311300422.

The previous prime is 43340311300411. The next prime is 43340311300441. The reversal of 43340311300423 is 32400311304334.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43340311300423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43340311300453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21670155650211 + 21670155650212.

It is an arithmetic number, because the mean of its divisors is an integer number (21670155650212).

Almost surely, 2^{43340311300423} is an apocalyptic number.

43340311300423 is a deficient number, since it is larger than the sum of its proper divisors (1).

43340311300423 is an equidigital number, since it uses as much as digits as its factorization.

43340311300423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 43340311300423 its reverse (32400311304334), we get a palindrome (75740622604757).

The spelling of 43340311300423 in words is "forty-three trillion, three hundred forty billion, three hundred eleven million, three hundred thousand, four hundred twenty-three".