14545457 has 2 divisors, whose sum is σ = 14545458. Its totient is φ = 14545456.

The previous prime is 14545439. The next prime is 14545459. The reversal of 14545457 is 75454541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8708401 + 5837056 = 2951^2 + 2416^2 .

It is an emirp because it is prime and its reverse (75454541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14545457 - 2¹⁶ = 14479921 is a prime.

Together with 14545459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14545459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7272728 + 7272729.

It is an arithmetic number, because the mean of its divisors is an integer number (7272729).

Almost surely, 2^14545457 is an apocalyptic number.

It is an amenable number.

14545457 is a deficient number, since it is larger than the sum of its proper divisors (1).

14545457 is an equidigital number, since it uses as much as digits as its factorization.

14545457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56000, while the sum is 35.

The square root of 14545457 is about 3813.8506787760. The cubic root of 14545457 is about 244.1045026249.

Adding to 14545457 its reverse (75454541), we get a palindrome (89999998).

The spelling of 14545457 in words is "fourteen million, five hundred forty-five thousand, four hundred fifty-seven".