214544521453 has 2 divisors, whose sum is σ = 214544521454. Its totient is φ = 214544521452.

The previous prime is 214544521417. The next prime is 214544521469. The reversal of 214544521453 is 354125445412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213958978249 + 585543204 = 462557^2 + 24198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214544521453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214544521493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107272260726 + 107272260727.

It is an arithmetic number, because the mean of its divisors is an integer number (107272260727).

Almost surely, 2^214544521453 is an apocalyptic number.

It is an amenable number.

214544521453 is a deficient number, since it is larger than the sum of its proper divisors (1).

214544521453 is an equidigital number, since it uses as much as digits as its factorization.

214544521453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384000, while the sum is 40.

Adding to 214544521453 its reverse (354125445412), we get a palindrome (568669966865).

The spelling of 214544521453 in words is "two hundred fourteen billion, five hundred forty-four million, five hundred twenty-one thousand, four hundred fifty-three".