14504403421 has 2 divisors, whose sum is σ = 14504403422. Its totient is φ = 14504403420.

The previous prime is 14504403413. The next prime is 14504403443. The reversal of 14504403421 is 12430440541.

14504403421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11744056900 + 2760346521 = 108370^2 + 52539^2 .

It is a cyclic number.

It is not a de Polignac number, because 14504403421 - 2³ = 14504403413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14504403421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14504403821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7252201710 + 7252201711.

It is an arithmetic number, because the mean of its divisors is an integer number (7252201711).

Almost surely, 2^14504403421 is an apocalyptic number.

It is an amenable number.

14504403421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14504403421 is an equidigital number, since it uses as much as digits as its factorization.

14504403421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 14504403421 its reverse (12430440541), we get a palindrome (26934843962).

The spelling of 14504403421 in words is "fourteen billion, five hundred four million, four hundred three thousand, four hundred twenty-one".