14451289 has 2 divisors, whose sum is σ = 14451290. Its totient is φ = 14451288.

The previous prime is 14451287. The next prime is 14451293. The reversal of 14451289 is 98215441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10112400 + 4338889 = 3180^2 + 2083^2 .

It is a cyclic number.

It is not a de Polignac number, because 14451289 - 2¹ = 14451287 is a prime.

Together with 14451287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14451287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7225644 + 7225645.

It is an arithmetic number, because the mean of its divisors is an integer number (7225645).

Almost surely, 2^14451289 is an apocalyptic number.

It is an amenable number.

14451289 is a deficient number, since it is larger than the sum of its proper divisors (1).

14451289 is an equidigital number, since it uses as much as digits as its factorization.

14451289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 14451289 is about 3801.4851045348. The cubic root of 14451289 is about 243.5765802192.

Adding to 14451289 its product of digits (11520), we get a square (14462809 = 3803²).

The spelling of 14451289 in words is "fourteen million, four hundred fifty-one thousand, two hundred eighty-nine".