14401021423 has 2 divisors, whose sum is σ = 14401021424. Its totient is φ = 14401021422.

The previous prime is 14401021399. The next prime is 14401021451. The reversal of 14401021423 is 32412010441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14401021423 - 2²⁵ = 14367466991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14401021394 and 14401021403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14401021493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7200510711 + 7200510712.

It is an arithmetic number, because the mean of its divisors is an integer number (7200510712).

Almost surely, 2^14401021423 is an apocalyptic number.

14401021423 is a deficient number, since it is larger than the sum of its proper divisors (1).

14401021423 is an equidigital number, since it uses as much as digits as its factorization.

14401021423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14401021423 its reverse (32412010441), we get a palindrome (46813031864).

The spelling of 14401021423 in words is "fourteen billion, four hundred one million, twenty-one thousand, four hundred twenty-three".