14540443 has 2 divisors, whose sum is σ = 14540444. Its totient is φ = 14540442.

The previous prime is 14540429. The next prime is 14540447. The reversal of 14540443 is 34404541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14540443 - 2⁵ = 14540411 is a prime.

It is a super-2 number, since 2×14540443² = 422848965272498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14540447) 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, 7270221 + 7270222.

It is an arithmetic number, because the mean of its divisors is an integer number (7270222).

Almost surely, 2^14540443 is an apocalyptic number.

14540443 is a deficient number, since it is larger than the sum of its proper divisors (1).

14540443 is an equidigital number, since it uses as much as digits as its factorization.

14540443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 14540443 is about 3813.1932812277. The cubic root of 14540443 is about 244.0764507817.

Adding to 14540443 its reverse (34404541), we get a palindrome (48944984).

The spelling of 14540443 in words is "fourteen million, five hundred forty thousand, four hundred forty-three".