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14442121 is a prime number
BaseRepresentation
bin110111000101…
…111010001001
31000011201212101
4313011322021
512144121441
61233313401
7233520211
oct67057211
930151771
1014442121
118174641
124a05861
132cb8745
141cbd241
151404231
hexdc5e89

14442121 has 2 divisors, whose sum is σ = 14442122. Its totient is φ = 14442120.

The previous prime is 14442107. The next prime is 14442151. The reversal of 14442121 is 12124441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7868025 + 6574096 = 2805^2 + 2564^2 .

It is a cyclic number.

It is not a de Polignac number, because 14442121 - 25 = 14442089 is a prime.

It is not a weakly prime, because it can be changed into another prime (14442151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7221060 + 7221061.

It is an arithmetic number, because the mean of its divisors is an integer number (7221061).

Almost surely, 214442121 is an apocalyptic number.

It is an amenable number.

14442121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14442121 is an equidigital number, since it uses as much as digits as its factorization.

14442121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 256, while the sum is 19.

The square root of 14442121 is about 3800.2790687001. The cubic root of 14442121 is about 243.5250604208.

Adding to 14442121 its reverse (12124441), we get a palindrome (26566562).

The spelling of 14442121 in words is "fourteen million, four hundred forty-two thousand, one hundred twenty-one".