14356033421 has 2 divisors, whose sum is σ = 14356033422. Its totient is φ = 14356033420.

The previous prime is 14356033399. The next prime is 14356033423. The reversal of 14356033421 is 12433065341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13972422025 + 383611396 = 118205^2 + 19586^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14356033421 is a prime.

It is a Sophie Germain prime.

Together with 14356033423, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14356033423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7178016710 + 7178016711.

It is an arithmetic number, because the mean of its divisors is an integer number (7178016711).

Almost surely, 2^14356033421 is an apocalyptic number.

It is an amenable number.

14356033421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14356033421 is an equidigital number, since it uses as much as digits as its factorization.

14356033421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 14356033421 its reverse (12433065341), we get a palindrome (26789098762).

The spelling of 14356033421 in words is "fourteen billion, three hundred fifty-six million, thirty-three thousand, four hundred twenty-one".